Questions tagged [theory]

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Open Foundational Problems in Mathematical Economics

What are some open problems in mathematical economics which are treated as if they have been solved in economics papers? As an example, one of my teachers has previously pointed out to me that there ...
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39 views

Is there a theoretical basis for any popular income- or wealth-distribution model?

When modelling income or wealth, we probably want a continuous distribution with a lower bound; statisticians have named many, but Pareto and log-normal distributions have been among the most ...
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57 views

Market efficiency in software, music, news, etc

I'm not an ecomonist, but have been tossing around some ideas in my head for a long time and thought I might ask here what resources or existing work might be out there. There are a lot of market ...
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436 views

How to self-study graduate level macroeconomics? Is there even a point?

As I had hoped to learn enough macroeconomic theory to get some research ideas, my goal at the beginning of this summer was to read through and complete the problems in an introductory advanced ...
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67 views

Afriat's number

I discovered the Afriat's theorem on the possible rationalization of a given data set of demand observations and would like to ask for your help in understanding how to compute Afriat numbers in ...
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124 views

Money in New Keynesian models

I have been doing some reading on general equilibrium theory and it has made me highly confused regarding the logic behind NK models. If I have understood correctly, NK models are based on Walrasian ...
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1answer
179 views

What is the correct economic term for beneficial “transaction frequency”?

I am not an economist but I am trying to track down and understand an economic principal (and/or theory) that I think is called "transaction frequency" but when I go searching on that term I find only ...
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31 views

Rotation of Quasilinear Utility

Let $u(x,y)=f(x)+y$ be a quasilinear utility. Now we rotate it by 45 degrees, (such that the $x-$axis becomes the direction of $(1,1)$) $v(x,y)=f(x-y)+x+y$. Is $v$ also a quasilinear utility? What is ...
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39 views

proof verification in George J. Mailath and Andrew Postlewaite (2001b)

I am reading George J. Mailath and Andrew Postlewaite (2001), and this is the lemma 1 in this paper. I don't understand the induction process in this proof. I think that we should use the fact that $...
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81 views

Consequences of a positive uncovered interest rate parity (UIP) spread for an emerging market economy

Empirically we observe that the uncovered interest rate parity (UIP) does not hold; in fact the exchange rate adjusted return on an emerging market bond is higher than the return on US bonds; I know ...
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36 views

Limits of utilitarianism?

In all of economics that I know, people maximize their Utility $U_i=f(x_1,...,x_n)$, and therefore make some kind of cost-benefit analysis. One obvious criticism to this model is that we often do not ...
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152 views

When can one read the general theory of employment,interest and money?

I am a first-year undergrad econ student and was interested in reading Keynes' book. in the preface, Keynes pointed out that the text deals in the abstract and is meant for his fellow economists. ...