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Real-World Economics Review

Beyond the Mainstream

from David Ruccio In this post, I continue the draft of sections of my forthcoming book, “Marxian Economics: An Introduction.” This, like the previous two posts, is for chapter 1, Marxian Economics Today. This is certainly not the first time people have looked beyond mainstream economics. There is a long history of criticisms of both mainstream economic theory and capitalism from the very beginning. Although students won’t have read about them in traditional economics textbooks. Those...

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Expected utility theory — an ex-parrot

from Lars Syll If a friend of yours offered you a gamble on the toss of a coin where you could lose €100 or win €200, would you accept it? Many of us probably wouldn’t. But if you were offered to make one hundred such bets, you would probably be willing to accept it, since most of us see that the aggregated gamble of one hundred 50–50 lose €100/gain €200 bets has an expected return of €5000 (and making our probabilistic calculations we find out that there is only a 0.04% ‘risk’ of losing...

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Trade wars are class wars: even more than Klein and Pettis say

from Dean Baker I have long enjoyed reading Matthew Klein’s columns in the Financial Times and elsewhere. They are invariably insightful and I have learned much from them. I am less familiar with Michael Pettis’ work, but I have liked what I have read. Therefore, I expected a lot from their book, Trade Wars are Class Wars, and I was not disappointed. The basic point is that the major trade imbalances in the world over the last four decades have been driven by the suppression of wage...

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The value of economics — a cost-benefit analysis

from Lars Syll Economists cannot simply dismiss as “absurd” or “impossible” the possibility that our profession has imposed total costs that exceed total benefits. And no, building a model which shows that it is logically possible for economists to make a positive net contribution is not going to make questions about our actual effect go away. Why don’t we just stipulate that economists are now so clever at building models that they can use a model to show that almost anything is...

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A tale of two capitalisms

from David Ruccio Marxian economists recognize, just like mainstream economists, that capitalism has radically transformed the world in recent decades, continuing and in some cases accelerating long-term trends. For example, the world has seen spectacular growth in the amount and kinds of goods and services available to consumers. Everything, it seems, can be purchased either in retail shops, big-box stores, or online. And, every year, more of those goods and services are being produced...

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Friedman-Savage and Keynesian uncertainty

from Lars Syll An objection to the hypothesis just presented that is likely to be raised by many … is that it conflicts with the way human beings actually behave and choose. … Is it not patently unrealistic to suppose that individuals … base their decision on the size of the expected utility? While entirely natural and under- standable, this objection is not strictly relevant … The hypothesis asserts rather that, in making a particular class of decisions, individuals behave as if they...

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Human rights and fiscal policy: a necessary link

from Grazielle David, Pedro Rossi,and Sergio Chaparro and WEA Commentaries Human rights and the economy are intrinsically linked issues. There is an important economic dimension to human rights in terms of the resources needed to guarantee rights and how they can be socially allocated for this purpose. On the other hand, human rights are, or should be, an important normative parameter for the organization of activities and the economic system itself. However, the fiscal implications of...

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Friedman’s bad turn

from Peter Radford Today is quite an anniversary.  It is fifty years since Milton Friedman’s article on the responsibilities of corporate management appeared in the New York Times.  Whilst it was not the only argument in favor of the shift towards a narrow focus on shareholder value, it was certainly one of the more persuasive and influential.  I have long held that Friedman’s reputation was ill-deserved because of his overt ideological bias and thus lack of any pretenses to scientific...

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Does it — really — take a model to beat a model? No!

from Lars Syll Many economists respond to criticism by saying that ‘all models are wrong’ … But the observation that ‘all models are wrong’ requires qualification by the second part of George Box’s famous aphorism — ‘but some are useful’ … The relevant  criticism of models in macroeconomics and finance is not that they are ‘wrong’ but that they have not proved useful in macroeconomics and have proved misleading in finance. When we provide such a critique, we often hear another mantra to...

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New book from WEA Books

Public law and economics after the financial crisis Mstis Fernanda Madi, Renny Reyes, and Vicente Bagnoli (editors) Kindle Edition $5.89 –  US  UK  DE  FR  ES  IT  NL  JP  BR  CA  MX  AU  IN Paperback $12.99 –  US  UK  DE  FR  ES  IT  JP  CA

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