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Autor Tópico: Krugman et al  (Lida 608452 vezes)

Zel

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Re: Krugman et al
« Responder #2640 em: 2015-11-23 22:44:02 »
"The financial superstructure built on the bubble was something else; I was clueless about that, and didn’t see the financial crisis coming at all."

ao menos admite que eh um nabo, nao viu a maior crise de varias geracoes mas continua a dar recomendacoes que criam bolhas com total confianca

Lark

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Re: Krugman et al
« Responder #2641 em: 2015-11-30 21:57:58 »
Inequality and the City

New York, New York, a helluva town. The rents are up, but the crime rate is down. The food is better than ever, and the cultural scene is vibrant. Truly, it’s a golden age for the town I recently moved to — if you can afford the housing. But more and more people can’t.

And it’s not just New York. The days when dystopian images of urban decline were pervasive in popular culture — remember the movie “Escape from New York”? — are long past. The story for many of our iconic cities is, instead, one of gentrification, a process that’s obvious to the naked eye, and increasingly visible in the data.

Specifically, urban America reached an inflection point around 15 years ago: after decades of decline, central cities began getting richer, more educated, and, yes, whiter. Today our urban cores are providing ever more amenities, but largely to a very affluent minority.

But why is this happening? And is there any way to spread the benefits of our urban renaissance more widely?

Let’s start by admitting that one important factor has surely been the dramatic decline in crime rates. For those of us who remember the 1970s, New York in 2015 is so safe it’s surreal. And the truth is that nobody really knows why that happened.

But there have been other drivers of the change: above all, the national-level surge in inequality.

It’s a familiar fact (even if the usual suspects still deny it) that the concentration of income in the hands of a small minority has soared over the past 35 years. This concentration is even higher in big metropolitan areas like New York, because those areas are both where high-skill, high-pay industries tend to locate, and where the very affluent often want to live. In general, this high-income elite gets what it wants, and what it has wanted, since 2000, has been to live near the center of big cities.

Still, why do high-income Americans now want to live in inner cities, as opposed to in sprawling suburban estates? Here we need to pay attention to the changing lives of the affluent — in particular, their work habits.

To get a sense of how it used to be, let me quote from a classic 1955 Fortune article titled “How Top Executives Live.” According to that article, the typical executive “gets up early — about 7 a.m.. — eats a large breakfast, and rushes to his office by train or auto. It is not unusual for him, after spending from 9 a.m. until 6 p.m. in his office, to hurry home, eat dinner, and crawl into bed with a briefcase full of homework.” Well, by the standards of today’s business elite, that’s actually a very relaxed lifestyle.

And as several recent papers have argued, the modern high earner, with his or her long hours — and, more often than not, a working partner rather than a stay-at-home wife — is willing to pay a lot more than the executives of yore for a central location that cuts commuting time. Hence gentrification. And this is a process that feeds on itself: as more high earners move into urban centers, these centers begin offering amenities: — restaurants, shopping, entertainment — that make them even more attractive.

We’re not just talking about the superrich here, or even the 1 percent. At a guess, we might be talking about the top 10 percent. And for these people, it’s a happy story. But what about all the people, surely a large majority, who are being priced out of America’s urban revival? Does it have to be that way?

The answer, surely, is no, at least not to the extent we’re seeing now. Rising demand for urban living by the elite could be met largely by increasing supply. There’s still room to build, even in New York, especially upward. Yet while there is something of a building boom in the city, it’s far smaller than the soaring prices warrant, mainly because land use restrictions are in the way.

And this is part of a broader national story. As Jason Furman, the chairman of the White House Council of Economic Advisers, recently pointed out, national housing prices have risen much faster than construction costs since the 1990s, and land-use restrictions are the most likely culprit. Yes, this is an issue on which you don’t have to be a conservative to believe that we have too much regulation.

The good news is that this is an issue over which local governments have a lot of influence. New York City can’t do much if anything about soaring inequality of incomes, but it could do a lot to increase the supply of housing, and thereby ensure that the inward migration of the elite doesn’t drive out everyone else. And its current mayor understands that.

But will that understanding lead to any action? That’s a subject I’ll have to return to another day. For now, let’s just say that in this age of gentrification, housing policy has become much more important than most people realize.

nyt/krugman
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2642 em: 2015-12-01 01:50:51 »
Is The Economy Self-Correcting? (Wonkish)

Via Mark Thoma, there have been multiple interesting responses to my post about what has and hasn’t worked in macro since 2008. I guess the piece was useful, if only for focusing debate.

What I want to focus on in this post is the suggestion by Brad DeLong that I missed a failed implication of Hicksian analysis — that demand shocks should be short-term in their effect. Actually, and very unusually, I think Brad has this wrong. The proposition of a long-run tendency toward full employment isn’t a primitive axiom in IS-LM. It’s derived from the model, under certain assumptions. But there’s good reason to believe that even under “normal” conditions it’s a very weak, slow process. And under liquidity trap conditions it’s not a process we expect to see operate at all.

How is the self-correction of an economy to its long-run equilibrium supposed to work? In textbook analysis, the story is that falling prices raise the real money supply, pushing down interest rates, and hence restoring employment.

So how rapidly would we expect this process to work? Let’s take the most favorable assumption, which is that of a constant velocity of money. Under those conditions, holding the money supply fixed would also hold nominal GDP fixed, so that a one percent fall in the price level would raise real output by one percent. The question then is how responsive prices are to the output gap.

Well, Blanchard, Cerutti and Summers have a new paper that estimates an an “anchored expectations” Phillips curve (aka an old-fashioned, pre-Friedman/Phelps curve), and finds the coefficient on unemployment for the US to be about -.25. That’s for unemployment; on output, given Okun’s Law, the coefficient should be only half that. This implies a half-life for output gaps of around 6 years. The long run is pretty long, in other words; we might not all be dead, but most of us will be hitting mandatory retirement.

And that’s assuming constant velocity. With interest rates dropping, part of the fall in prices should translate into a fall in velocity rather than a rise in real output, so the implied speed of adjustment should be even lower.

But wait, it gets worse: at the zero lower bound the process doesn’t work at all. In a liquidity trap, the proposition of a self-correcting economy falls down — in fact, what more flexible prices would do, arguably, is bring on a debt-deflation spiral.

Yes, a sufficiently large price fall could bring about expectations of future inflation — but that’s not the droid we’re looking for mechanism we’re talking about here.

You might ask, given this logic, why actual slumps usually don’t last all that long. The answer is, first, that the shocks causing slumps are often temporary; but second, in practice central banks don’t sit there passively, holding the money supply constant, but in fact push back against slumps with expansionary policy. The economy isn’t self-correcting, at least on a time scale that matters; it relies on Uncle Alan, or Uncle Ben, or Aunt Janet to get back to full employment.

Which brings us back to the liquidity trap, in which the central bank loses most if not all of its traction. Nothing about basic macro models says that there should be a fast return to long-run equilibrium under those conditions, so the failure to see such a fast return is actually a point in favor of the model, not a failure.

krugman
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2643 em: 2015-12-01 22:49:48 »
Avars, Arabs, and History

The historian David Potter had a great letter published in the Financial Times, correcting the really bad history of the Dutch president, who suggested that migrants brought about the fall of Rome. (Bad history is all the rage these days.) Potter:

The “barbarians” who were “responsible” for the “fall” of the western Roman empire in the fifth century AD were not a wave of desperate migrants. They were a collection of disgruntled employees.

Yep — in fact, many of the groups who ended up invading the Roman Empire were originally clients, hired, subsidized, or bribed (hard to tell these apart) to serve the empire at a time when its own military capacity was waning. And this isn’t just a story about the western empire, or about Rome.

I’m currently reading In God’s Path: The Arab Conquests and the Creation of an Islamic Empire by Robert G. Hoyland; I read Tom Holland’s In the Shadow of the Sword a while back. Both books portray the rise of Islam as something very different from the image I and I suspect many other people had.

We are not, it turns out, talking about Bedouin, inspired by faith, suddenly swooping out of the desert on unsuspecting lands. The soldiers and generals who conquered Persia and much of the Byzantine Empire were, most likely, mainly drawn from long-established client states on the Persian and Byzantine borders — men who learned the art of war and much else from the people who hired them. They turned first into raiders, drawn by the empires’ weakness, then into conquerors when that weakness — exacerbated by an exhausting, destructive war between Persia and Byzantium — proved so great that resistance to their raids collapsed. In other words, the Arab conquests were quite a lot like the Visigoth conquests in the west, at least at first.

And as Hoyland points out, the Arabs weren’t the only peripheral powers making big inroads at the time. The Avars, for example, swept up to the walls of Constantinople a few years before the Arab conquest; various Turkic groups wreaked havoc on Persia.

What was different about the Arabs was the way they achieved political and religious unity. But while that was a momentous achievement with huge consequences, it was probably a much messier and slower process than we tend to imagine, mainly taking place after the initial conquests, not before. The picture of a great holy war is probably a story invented centuries after the fact.

So how much light does any of this shed on current events? Little if any.

k
Il faut entendre la macro, mon bon Iznogoud
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it's at the point now where if u want ur mass shooting to have media coverage u have to hope there isn't another mass shooting that day
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2644 em: 2015-12-02 00:03:22 »
Small News On The Yuan

So the IMF has included the renminbi in the SDR, adding a world of hurt to newspaper reports; now everyone will have to deal with China’s awkward currency nomenclature. (As I understand it, you should use renminbi and yuan more or less as you use sterling and the pound; the RMB is the term for Chinese money in general, the yuan a denomination of its notes.) It’s a symbolic event — the first developing country to achieve that status. And if you ask me, it was a bit rushed: China is big, but it still has capital controls, so that its currency really isn’t freely negotiable the way the other currencies in the basket are.

But how much difference does this make for the real economy? Almost none.

That’s not what you usually hear. Today’s commentary by the usually excellent Neil Irwin compares the rise of the RMB to the gradual replacement of sterling by the dollar “as the predominant currency for global trade and finance.” He goes on to say that

This development was a crucial piece of the nation’s rise to superpower status.

Actually, no, it wasn’t. America became a superpower because its economy was huge — by 1913 it was already about as big as the combined economies of Western Europe, and it was even more dominant after World War II. The international role of the dollar was at best a minor footnote to this story.

Ask yourself, what special privileges does being a reserve currency bring? People who don’t actually work in international monetary economics tend to make claims about America having a unique ability to run trade deficits, or to borrow in its own currency, or to extract large amounts of resources from other countries due to “exorbitant privilege,” but none of that is true. At most, the dollar’s special role might mean slightly lower borrowing costs — although there’s little evidence of that — and a de facto zero-interest loan from people holding currency — pieces of green paper with portraits of dead presidents — outside the country.

And it’s far from clear that China will get even these minor payoffs: putting the currency in the SDR should have very little bearing on the willingness of individuals to hold yuan in cash, or even to buy RMB-denominated bonds.

Maury Obstfeld had a nice survey of the SDR a few years back, which put things in perspective. Essentially, the SDR at present provides a limited credit line to countries that want to borrow reserves of actual currencies from other countries. He goes on:

The basket valuation of the SDR is motivated by denominational convenience, and can be argued to be quite incidental (and inessential) to the main purposes.

In other words, this not much more than a minor change in accounting, with trivial economic implications.

k
« Última modificação: 2015-12-02 00:07:09 por Haroun Al Poussah »
Il faut entendre la macro, mon bon Iznogoud
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it's at the point now where if u want ur mass shooting to have media coverage u have to hope there isn't another mass shooting that day
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The severity of the itch is inversely proportional to the reach.
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2645 em: 2015-12-02 00:06:19 »
International Money Mania
AUGUST 12, 2015

China is claiming that it’s not devaluing the renminbi to gain competitive advantage, it’s adding flexibility to prepare for the yuan as an international reserve currency, becoming part of the basket in the IMF’s SDRs and all that. That’s highly implausible as a story about what’s happening right now; but it may be true that China’s urge to loosen capital controls is driven in part by its global-currency ambitions.

But why, exactly, should China be eager to manage an international reserve currency?

I mentioned one of Charlie Kindleberger’s aphorisms earlier today, about taking the first bite of the cherry; another was that “Anyone who spends too much time thinking about international money goes a bit mad.” What he meant by that is that there’s something about the subject of reserve currencies that makes people want to believe that it’s a really important issue — that the dollar’s special role is an important part of American power. So you have spectacles like John Kerry and Barack Obama declaring that one big risk from rejecting an Iran deal (which I very much support) would be a threat to the role of the dollar. Um, no — it wouldn’t, and anyway who cares?

What does America gain from the dollar’s special role? You often find people declaring that it’s only thanks to the special role of the dollar that the United States has been able to run persistent trade deficits — you see, people have to take our money. But even a quick glance at international balance of payments statistics shows you that countries whose currencies play no special role whatever are perfectly capable of running deficits over a long time; all that matters is that they be perceived as reliable debtors who offer good investment opportunities. Look at Australia, which is a much more consistent large-deficit country than we are:



So what are the advantages of owning a reserve currency? You do get to borrow in your own currency — but then, so do others; again, it’s about reliability rather than a special role. There’s nothing in the data suggesting that you can borrow more cheaply than other safe borrowers.

What you’re left with, basically, is seigniorage: the fact that some people outside your country hold your currency, which means that in effect America gets a zero-interest loan corresponding to the stash of dollar bills — or, mainly $100 bills — held in the hoards of tax evaders, drug dealers, and other friends around the world. In normal times this privilege is worth something like $20-30 billion a year; that’s not a tiny number, but it’s only a small fraction of one percent of GDP.

The point is that while reserve-currency status may have political symbolism attached, it’s essentially irrelevant as an economic goal — and definitely not worth distorting policy to achieve. Someone needs to tell the Chinese, you shall not crucify this country on a cross of SDRs.

k
Il faut entendre la macro, mon bon Iznogoud
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it's at the point now where if u want ur mass shooting to have media coverage u have to hope there isn't another mass shooting that day
chuuch ‏@ch000ch
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The severity of the itch is inversely proportional to the reach.
CantDoIt ‏@CantDoIt

Haroun Al Poussah

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Re: Krugman et al
« Responder #2646 em: 2015-12-03 01:19:42 »
Back in 1991, in what now seems like a far more innocent time, Robert Reich published an influential book titled The Work of Nations, which among other things helped land him a cabinet post in the Clinton administration. It was a good book for its time—but time has moved on. And the gap between that relatively sunny take and Reich’s latest, Saving Capitalism, is itself an indicator of the unpleasant ways America has changed.

The Work of Nations was in some ways a groundbreaking work, because it focused squarely on the issue of rising inequality—an issue some economists, myself included, were already taking seriously, but that was not yet central to political discourse. Reich’s book saw inequality largely as a technical problem, with a technocratic, win-win solution. That was then. These days, Reich offers a much darker vision, and what is in effect a call for class war—or if you like, for an uprising of workers against the quiet class war that America’s oligarchy has been waging for decades.

1.

To understand the difference between The Work of Nations and Saving Capitalism, you need to know about two things. One, which is familiar to most of us, is the increasingly ugly turn taken by American politics, which I’ll be discussing later. The other is more of an insider debate, but one with huge implications for policy and politics alike: the rise and fall of the theory of skill-biased technological change, which was once so widely accepted among economists that it was frequently referred to simply as SBTC.

The starting point for SBTC was the observation that, around 1980, wages of college graduates began rising much more rapidly than wages of Americans with only a high school degree or less. Why?

One possibility was the growth of international trade, with rising imports of labor-intensive manufactured goods from low-wage countries. Such imports could, in principle, cause not just rising inequality but an actual decline in the wages of less-educated workers; the standard theory of international trade that supports such a principle is actually a lot less benign in its implications than many noneconomists imagine. But the numbers didn’t seem to work. Around 1990, trade with developing countries was still too small to explain the big movements in relative wages of college and high school graduates that had already happened. Furthermore, trade should have produced a shift in employment toward more skill-intensive industries; it couldn’t explain what we actually saw, which was a rise in the level of skills within industries, extending across pretty much the entire economy.

Many economists therefore turned to a different explanation: it was all about technology, and in particular the information technology revolution. Modern technology, or so it was claimed, reduced the need for routine manual labor while increasing the demand for conceptual work. And while the average education level was rising, it wasn’t rising fast enough to keep up with this technological shift. Hence the rise of the earnings of the college-educated and the relative, and perhaps absolute, decline in earnings for those without the right skills.

This view was never grounded in direct evidence that technology was the driving force behind wage changes; the technology factor was only inferred from its assumed effects. But it was expressed in a number of technical papers brandishing equations and data, and was codified in particular in a widely cited 1992 paper by Lawrence F. Katz of Harvard and Kevin M. Murphy of the University of Chicago. Reich’s The Work of Nations was, in part, a popularization of SBTC, using vivid language to connect abstract economic formalism to commonplace observation. In Reich’s vision, technology was eliminating routine work, and even replacing some jobs that historically required face-to-face interaction. But it was opening new opportunities for “symbolic analysts”—people with the talent and, crucially, the training to work with ideas. Reich’s solution to growing inequality was to equip more people with that necessary training, both through an expansion of conventional education and through retraining later in life.

It was an attractive, optimistic vision; you can see why it received such a favorable reception. But while one still encounters people invoking skill-biased technological change as an explanation of rising inequality and lagging wages—it’s especially popular among moderate Republicans in denial about what’s happened to their party and among “third way” types lamenting the rise of Democratic populism—the truth is that SBTC has fared very badly over the past quarter-century, to the point where it no longer deserves to be taken seriously as an account of what ails us.

The story fell apart in stages. First, over the course of the 1990s the skill gap stopped growing at the bottom of the scale: real wages of workers near the middle stopped outpacing those near the bottom, and even began to fall a bit behind. Some economists responded by revising the theory, claiming that technology was hollowing out the middle rather than displacing the bottom. But this had the feel of an epicycle added to a troubled theory—and after about 2000 the real wages of college graduates stopped rising as well. Meanwhile, incomes at the very top—the one percent, and even more so a very tiny group within the one percent—continued to soar. And this divergence evidently had little to do with education, since hedge fund managers and high school teachers have similar levels of formal training.

Something else began happening after 2000: labor in general began losing ground relative to capital. After decades of stability, the share of national income going to employee compensation began dropping fairly fast. One could try to explain this, too, with technology—maybe robots were displacing all workers, not just the less educated. But this story ran into multiple problems. For one thing, if we were experiencing a robot-driven technological revolution, why did productivity growth seem to be slowing, not accelerating? For another, if it was getting easier to replace workers with machines, we should have seen a rise in business investment as corporations raced to take advantage of the new opportunities; we didn’t, and in fact corporations have increasingly been parking their profits in banks or using them to buy back stocks.

In short, a technological account of rising inequality is looking ever less plausible, and the notion that increasing workers’ skills can reverse the trend is looking less plausible still. But in that case, what is going on?

2.

Economists struggling to make sense of economic polarization are, increasingly, talking not about technology but about power. This may sound like straying off the reservation—aren’t economists supposed to focus only on the invisible hand of the market?—but there is actually a long tradition of economic concern about “market power,” aka the effect of monopoly. True, such concerns were deemphasized for several generations, but they’re making a comeback—and one way to read Robert Reich’s new book is in part as a popularization of the new view, just as The Work of Nations was in part a popularization of SBTC. There’s more to Reich’s thesis, as I’ll explain shortly. But let’s start with the material that economists will find easiest to agree with.

Market power has a precise definition: it’s what happens whenever individual economic actors are able to affect the prices they receive or pay, as opposed to facing prices determined anonymously by the invisible hand. Monopolists get to set the price of their product; monopsonists—sole purchasers in a market—get to set the price of things they buy. Oligopoly, where there are a few sellers, is more complicated than monopoly, but also involves substantial market power. And here’s the thing: it’s obvious to the naked eye that our economy consists much more of monopolies and oligopolists than it does of the atomistic, price-taking competitors economists often envision.

But how much does that matter? Milton Friedman, in a deeply influential 1953 essay, argued that monopoly mattered only to the extent that actual market behavior differed from the predictions of simple supply-and-demand analysis—and that in fact there was little evidence that monopoly had important effects.3 Friedman’s view largely prevailed within the economics profession, and de facto in the wider political discussion. While monopoly never vanished from the textbooks, and antitrust laws remained part of the policy arsenal, both have faded in influence since the 1950s.

It’s increasingly clear, however, that this was both an intellectual and a policy error. There’s growing evidence that market power does indeed have large implications for economic behavior—and that the failure to pursue antitrust regulation vigorously has been a major reason for the disturbing trends in the economy.

Reich illustrates the role of monopoly with well-chosen examples, starting with the case of broadband. As he notes, most Americans seeking Internet access are more or less at the mercy of their local cable company; the result is that broadband is both slower and far more expensive in the US than in other countries. Another striking example involves agriculture, usually considered the very model of a perfectly competitive sector. As he notes, a single company, Monsanto, now dominates much of the sector as the sole supplier of genetically modified soybeans and corn. A recent article in The American Prospect points out that other examples of such dominance are easy to find, ranging from sunglasses to syringes to cat food.

There’s also statistical evidence for a rising role of monopoly power. Recent work by Jason Furman, chairman of the Council of Economic Advisers, and Peter Orszag, former head of the Office of Management and Budget, shows a rising number of firms earning “super-normal” returns—that is, they have persistently high profit rates that don’t seem to be diminished by competition.

Other evidence points indirectly to a strong role of market power. At this point, for example, there is an extensive empirical literature on the effects of changes in the minimum wage. Conventional supply-and-demand analysis says that raising the minimum wage should reduce employment, but as Reich notes, we now have a number of what amount to controlled experiments, in which employment in counties whose states have hiked the minimum wage can be compared with employment in neighboring counties across the state line. And there is no hint in the data of the supposed negative employment effect.

Why not? One leading hypothesis is that firms employing low-wage workers—such as fast-food chains—have significant monopsony power in the labor market; that is, they are the principal purchasers of low-wage labor in a particular job market. And a monopsonist facing a price floor doesn’t necessarily buy less, just as a monopolist facing a price ceiling doesn’t necessarily sell less and may sell more.

Suppose that we hypothesize that rising market power, rather than the ineluctable logic of modern technology, is driving the rise in inequality. How does this help make sense of what we see?

Part of the answer is that it resolves some of the puzzles posed by other accounts. Notably, it explains why high profits aren’t spurring high investment. Consider those monopolies controlling local Internet service: their high profits don’t act as an incentive to invest in faster connections—on the contrary, they have less incentive to improve service than they would if they faced more competition and earned lower profits. Extend this logic to the economy as a whole, and the combination of a rising profit share and weak investment starts to make sense.

Furthermore, focusing on market power helps explain why the big turn toward income inequality seems to coincide with political shifts, in particular the sharp right turn in American politics. For the extent to which corporations are able to exercise market power is, in large part, determined by political decisions. And this ties the issue of market power to that of political power.

3.

Robert Reich has never shied away from big ambitions. The title of The Work of Nations deliberately alluded to Adam Smith; Reich clearly hoped that readers would see his work not simply as a useful guide but as a foundational text. Saving Capitalism is, if anything, even more ambitious despite its compact length. Reich attempts to cast his new discussion of inequality as a fundamental rethinking of market economics. He is not, he insists, calling for policies that will limit and soften the functioning of markets; rather, he says that the very definition of free markets is a political decision, and that we could run things very differently. “Government doesn’t ‘intrude’ on the ‘free market.’ It creates the market.”

To be honest, I have mixed feelings about this sales pitch. In some ways it seems to concede too much, accepting the orthodoxy that free markets are good even while calling for major changes in policy. And I also worry that the attempt to squeeze everything into a grand intellectual scheme may distract from the prosaic but important policy actions that Reich (and I) support.

Whatever one thinks of the packaging, however, Reich makes a very good case that widening inequality largely reflects political decisions that could have gone in very different directions. The rise in market power reflects a turn away from antitrust laws that looks less and less justified by outcomes, and in some cases the rise in market power is the result of the raw exercise of political clout to prevent policies that would limit monopolies—for example, the sustained and successful campaign to prevent public provision of Internet access.

Similarly, when we look at the extraordinary incomes accruing to a few people in the financial sector, we need to realize that there are real questions about whether those incomes are “earned.” As Reich argues, there’s good reason to believe that high profits at some financial firms largely reflect insider trading that we’ve made a political decision not to regulate effectively. And we also need to realize that the growth of finance reflected political decisions that deregulated banking and failed to regulate newer financial activities.

Meanwhile, forms of market power that benefit large numbers of workers as opposed to small numbers of plutocrats have declined, again thanks in large part to political decisions. We tend to think of the drastic decline in unions as an inevitable consequence of technological change and globalization, but one need look no further than Canada to see that this isn’t true. Once upon a time, around a third of workers in both the US and Canada were union members; today, US unionization is down to 11 percent, while it’s still 27 percent north of the border. The difference was politics: US policy turned hostile toward unions in the 1980s, while Canadian policy didn’t follow suit. And the decline in unions seems to have major impacts beyond the direct effect on members’ wages: researchers at the International Monetary Fund have found a close association between falling unionization and a rising share of income going to the top one percent, suggesting that a strong union movement helps limit the forces causing high concentration of income at the top.6

Following his schema, Reich argues that unions aren’t so much a source of market power as an example of “countervailing power” (a term he borrows from John Kenneth Galbraith) that limits the depredations of monopolists and others. If unions are not subject to restrictions, they may do so by collective bargaining not only for wages but for working conditions. In any case, the causes and consequences of union decline, like the causes and consequences of rising monopoly power, are a very good illustration of the role of politics in increasing inequality.

But why has politics gone in this direction? Like a number of other commentators, Reich argues that there’s a feedback loop between political and market power. Rising wealth at the top buys growing political influence, via campaign contributions, lobbying, and the rewards of the revolving door. Political influence in turn is used to rewrite the rules of the game—antitrust laws, deregulation, changes in contract law, union-busting—in a way that reinforces income concentration. The result is a sort of spiral, a vicious circle of oligarchy. That, Reich suggests, is the story of America over the past generation. And I’m afraid that he’s right. So what can turn it around?

4.

Anyone hoping for a reversal of the spiral of inequality has to answer two questions. First, what policies do you think would do the trick? Second, how would you get the political power to make those policies happen? I don’t think it’s unfair to Robert Reich to say that Saving Capitalism offers only a sketch of an answer to either question.

In his proposals for new policies, Reich calls for a sort of broad portfolio, or maybe a market basket, of changes aimed mainly at “predistribution”—changing the allocation of market income—rather than redistribution. (In Reich’s view, this is seen as altering the predistribution that takes place under current rules.) These changes would include fairly standard liberal ideas like raising the minimum wage, reversing the anti-union bias of labor law and its enforcement, and changing contract law to empower workers to take action against employers and debtors to assert their interests against creditors. Reich would also, in a less orthodox move, seek legislative and other changes that might move corporations back toward what they were a half-century ago: organizations that saw themselves as answering not just to stockholders but to a broader set of “stakeholders,” including workers and customers.

Would such measures be enough? Individually, none of them sounds up to the task. But the experience of the New Deal, which was remarkably successful at creating a middle-class nation—and for that matter the success of the de facto anti–New Deal that has prevailed since the 1970s at creating an oligarchy—suggest that there might be synergistic effects from a program containing all these elements. It’s certainly worth trying.

But how is this supposed to happen politically? Reich professes optimism, citing the growing tendency of politicians in both parties to adopt populist rhetoric. For example, Ted Cruz has criticized the “rich and powerful, those who walk the corridors of power.” But Reich concedes that “the sincerity behind these statements might be questioned.” Indeed. Cruz has proposed large tax cuts that would force large cuts in social spending—and those tax cuts would deliver around 60 percent of their gains to the top one percent of the income distribution. He is definitely not putting his money—or, rather, your money—where his mouth is.

Still, Reich argues that the insincerity doesn’t matter, because the very fact that people like Cruz feel the need to say such things indicates a sea change in public opinion. And this change in public opinion, he suggests, will eventually lead to the kind of political change that he, justifiably, seeks. We can only hope he’s right. In the meantime, Saving Capitalism is a very good guide to the state we’re in.

krugman
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2647 em: 2015-12-07 12:13:20 »
Republicans’ Climate Change Denial Denial
DEC. 4, 2015 
Paul Krugman

Future historians — if there are any future historians — will almost surely say that the most important thing happening in the world during December 2015 was the climate talks in Paris. True, nothing agreed to in Paris will be enough, by itself, to solve the problem of global warming. But the talks could mark a turning point, the beginning of the kind of international action needed to avert catastrophe.

Then again, they might not; we may be doomed. And if we are, you know who will be responsible: the Republican Party.

O.K., I know the reaction of many readers: How partisan! How over the top! But what I said is, in fact, the obvious truth. And the inability of our news media, our pundits and our political establishment in general to face up to that truth is an important contributing factor to the danger we face.

Anyone who follows U.S. political debates on the environment knows that Republican politicians overwhelmingly oppose any action to limit emissions of greenhouse gases, and that the great majority reject the scientific consensus on climate change. Last year PolitiFact could find only eight Republicans in Congress, out of 278 in the caucus, who had made on-the-record comments accepting the reality of man-made global warming. And most of the contenders for the Republican presidential nomination are solidly in the anti-science camp.

What people may not realize, however, is how extraordinary the G.O.P.’s wall of denial is, both in the U.S. context and on the global scene.

I often hear from people claiming that the American left is just as bad as the right on scientific issues, citing, say, hysteria over genetically modified food or nuclear power. But even if you think such views are really comparable to climate denial (which they aren’t), they’re views held by only some people on the left, not orthodoxies enforced on a whole party by what even my conservative colleague David Brooks calls the “thought police.”

And climate-denial orthodoxy doesn’t just say that the scientific consensus is wrong. Senior Republican members of Congress routinely indulge in wild conspiracy theories, alleging that all the evidence for climate change is the product of a giant hoax perpetrated by thousands of scientists around the world. And they do all they can to harass and intimidate individual scientists.

In a way, this is part of a long tradition: Richard Hofstadter’s famous essay “The Paranoid Style in American Politics” was published half a century ago. But having that style completely take over one of our two major parties is something new.

It’s also something with no counterpart abroad.

It’s true that conservative parties across the West tend to be less favorable to climate action than parties to their left. But in most countries — actually, everywhere except America and Australia — these parties nonetheless support measures to limit emissions. And U.S. Republicans are unique in refusing to accept that there is even a problem. Unfortunately, given the importance of the United States, the extremism of one party in one country has enormous global implications.

By rights, then, the 2016 election should be seen as a referendum on that extremism. But it probably won’t be reported that way. Which brings me to what you might call the problem of climate denial denial.

Some of this denial comes from moderate Republicans, who do still exist — just not in elected office. These moderates may admit that their party has gone off the deep end on the climate issue, but they tend to argue that it won’t last, that the party will start talking sense any day now. (And they will, of course, find reasons to support whatever climate-denier the G.O.P. nominates for president.)

Everything we know about the process that brought Republicans to this point says that this is pure fantasy. But it’s a fantasy that will cloud public perception.

More important, probably, is the denial inherent in the conventions of political journalism, which say that you must always portray the parties as symmetric — that any report on extreme positions taken by one side must be framed in a way that makes it sound as if both sides do it. We saw this on budget issues, where some self-proclaimed centrist commentators, while criticizing Republicans for their absolute refusal to consider tax hikes, also made a point of criticizing President Obama for opposing spending cuts that he actually supported. My guess is that climate disputes will receive the same treatment.

But I hope I’m wrong, and I’d urge everyone outside the climate-denial bubble to frankly acknowledge the awesome, terrifying reality. We’re looking at a party that has turned its back on science at a time when doing so puts the very future of civilization at risk. That’s the truth, and it needs to be faced head-on.

nyt
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2648 em: 2015-12-07 12:15:48 »
Os conservadores tentarão impedir que se faça seja o que for para mitigar o problema climático.
Quando o problema for evidente e irreversível, dirão que não havia nada a fazer e que não têm culpa nenhuma.

H
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Incognitus

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Re: Krugman et al
« Responder #2649 em: 2015-12-07 12:23:50 »
Lark, até tu que sabes de sistemas de trading saberias que a ciência neste caso está longe de provada. A menos que acredites em sistemas que apenas foram sujeitos a backtesting e cujas previsões não foram validadas contra o mercado após a concepção do sistema.

Nota que não basta prever aquecimento, o planeta está num ciclo de aquecimento há milhares de anos (com uma amplitude de uns 16ºC). É preciso prever muito exactamente quanto aquecimento. Nem níveis do mar, o planeta está no meio de uma subida dos níveis do mar de uns 140 metros.

Além disso há uma escandaleira com os dados de temperatura. Estes estão continuamente a ser ajustados. Tu próprio podes verificar isso, só tens que ir ver como eram os dados originais das fontes, e como são agora, anos depois. Não são os mesmos.

Por fim, com tanta correcção, aparentemente não se lembram de corrigir pelo efeito do aquecimento urbano (as zonas urbanas são ligeiramente mais quentes). Ora, como existe expansão ao longo dos anos, estações de medida que antes estavam fora do ambiente urbano passam a estar dentro deste, e as suas leituras são afectadas por este efeito.

Isto não é assim tão óbvio.

« Última modificação: 2015-12-07 12:25:33 por Incognitus »
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Haroun Al Poussah

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Re: Krugman et al
« Responder #2650 em: 2015-12-07 12:27:58 »
Lark, até tu que sabes de sistemas de trading saberias que a ciência neste caso está longe de provada. A menos que acredites em sistemas que apenas foram sujeitos a backtesting e cujas previsões não foram validadas contra o mercado após a concepção do sistema.

Nota que não basta prever aquecimento, o planeta está num ciclo de aquecimento há milhares de anos (com uma amplitude de uns 16ºC). É preciso prever muito exactamente quanto aquecimento. Nem níveis do mar, o planeta está no meio de uma subida dos níveis do mar de uns 140 metros.

Além disso há uma escandaleira com os dados de temperatura. Estes estão continuamente a ser ajustados. Tu próprio podes verificar isso, só tens que ir ver como eram os dados originais das fontes, e como são agora, anos depois. Não são os mesmos.

Por fim, com tanta correcção, aparentemente não se lembram de corrigir pelo efeito do aquecimento urbano (as zonas urbanas são ligeiramente mais quentes). Ora, como existe expansão ao longo dos anos, estações de medida que antes estavam fora do ambiente urbano passam a estar dentro deste, e as suas leituras são afectadas por este efeito.

Isto não é assim tão óbvio.

pois...
é como digo. baseado nessas opiniões que tentam negar todo o trabalho científico feito na área, impedem-se os governos de tomar medidas mitigadoras.
depois quando tivermos as zonas costeiras debaixo de água, os mesmos dirão que não havia nada a fazer.
e tu, o que dirás quando manhattan, a zona baixa de lisboa e metade do bangladesh estiver debaixo de água?

H
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Incognitus

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Re: Krugman et al
« Responder #2651 em: 2015-12-07 12:29:58 »
Duas coisas:
1) Não lhe podes chamar "trabalho científico" se as previsões não são comparadas à realidade a partir de uma teoria estática. Ciência = hipóteses, previsões, testes -- na ausência da possibilidade de testes em laboratório, testes ao longo do tempo contra a realidade.
2) Pouco importa onde Conservadores estão, pois a esmagadora maioria das emissões de CO2 ocorrem fora dos EUA.

-------------

Nota que como o tempo passa, é possível já hoje encontrar previsões catastrofistas feitas há dezenas de anos atrás... para agora. Ou seja, previsões que sabemos hoje falhadas.
« Última modificação: 2015-12-07 12:31:42 por Incognitus »
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Re: Krugman et al
« Responder #2652 em: 2015-12-07 12:31:00 »
debaixo de agua?

o lark acredita em qq tanga

http://www.express.co.uk/news/nature/592932/Polar-ice-caps-increase-volume-third-cool-summer-halts-melting-Arctic
Arctic ice caps have INCREASED in size despite climate change warning

Haroun Al Poussah

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Re: Krugman et al
« Responder #2653 em: 2015-12-07 12:32:03 »
principalmente gostava de saber o que vamos explicar aos nossos filhos e netos quando eles nos perguntarem porque não fizemos nada.
como é que tu vais explicar?

H
Il faut entendre la macro, mon bon Iznogoud
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Zel

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Re: Krugman et al
« Responder #2654 em: 2015-12-07 12:33:37 »
principalmente gostava de saber o que vamos explicar aos nossos filhos e netos quando eles nos perguntarem porque não fizemos nada.
como é que tu vais explicar?

H

nao sera preciso, na altura a moda vai ser a proxima idade do gelo, haha

Haroun Al Poussah

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Re: Krugman et al
« Responder #2655 em: 2015-12-07 12:34:33 »
debaixo de agua?

o lark acredita em qq tanga

http://www.express.co.uk/news/nature/592932/Polar-ice-caps-increase-volume-third-cool-summer-halts-melting-Arctic
Arctic ice caps have INCREASED in size despite climate change warning


tu acreditas no contrário certo?
mas se os cientistas estiverem certos?
como é que explicas aos teus filhos que não mexeste uma palha para evitar a catástrofe?

'ah e tal, era uma questão muito politizada na altura, não podia dar o braço a torcer, tinha que negar, negar, negar...'

H
Il faut entendre la macro, mon bon Iznogoud
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Zel

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Re: Krugman et al
« Responder #2656 em: 2015-12-07 12:37:30 »
debaixo de agua?

o lark acredita em qq tanga

http://www.express.co.uk/news/nature/592932/Polar-ice-caps-increase-volume-third-cool-summer-halts-melting-Arctic
Arctic ice caps have INCREASED in size despite climate change warning


tu acreditas no contrário certo?
mas se os cientistas estiverem certos?
como é que explicas aos teus filhos que não mexeste uma palha para evitar a catástrofe?

'ah e tal, era uma questão muito politizada na altura, não podia dar o braço a torcer, tinha que negar, negar, negar...'

H


lark, informa-te melhor

as ice caps so tem vindo a crescer, manhattan vai sobreviver
« Última modificação: 2015-12-07 12:42:37 por Camarada Neo-Liberal »

Incognitus

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Re: Krugman et al
« Responder #2657 em: 2015-12-07 12:39:31 »
O Ártico está aproximadamente em máximos de 10 anos, o Antártico aparentemente está em máximos históricos.
"Nem tudo o que pode ser contado conta, e nem tudo o que conta pode ser contado.", Albert Einstein

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Haroun Al Poussah

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Re: Krugman et al
« Responder #2658 em: 2015-12-07 12:40:11 »

2) Pouco importa onde Conservadores estão, pois a esmagadora maioria das emissões de CO2 ocorrem fora dos EUA.


é exactamente isso que o krugman está a desmentir.

os malucos extremistas condicionam o GOP. o GOP condiciona o governo americano.
o governo americano, condicionado pouco pode fazer para ajudar e liderar o resto do mundo a combater a catástrofe.

quando a cataástrofe for evidente... assobiam para o lado e provavelmente ainda vão culpar os cientistas e os que tentam fazer alguma coisa para mitigar os efeitos das alterações climáticas.

os especialistas de bullshiting são assim.
e o problema é que o bullshiting vai comandando o mundo.

H
Il faut entendre la macro, mon bon Iznogoud
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Zel

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Re: Krugman et al
« Responder #2659 em: 2015-12-07 12:40:47 »
o clima sempre mudou, ainda ha pouco tempo o sahara era habitado e verde
usarem o termo "climate change" diz tudo

eh o meducho que da dinheiro
« Última modificação: 2015-12-07 12:41:05 por Camarada Neo-Liberal »