Questions tagged [microeconomics]

Microeconomics is a branch of economics that studies the market behavior of individual actors (usually firms and consumers) and the aggregation of their actions in different institutional frameworks (usually the market).

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Modern theory of integrability of demand?

I am aware of Hurwickz Uzawa work in integability, neatly summarized by Border http://people.hss.caltech.edu/~kcb/Notes/Demand4-Integrability.pdf I am wondering if there is any modern treatment of the ...
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Queuing Discipline and Lipschitz Continuity

I was reading a paper by Platz and Østerdal (2014) titled "The curse of the first-in-first-out queue discipline". I was wondering about a particular section of it, particularly the part about last-in-...
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Pure exchange economy: Set of multiple equilibria endowments

Initial endowments which can result in multiple equilibria in a pure exchange economy are explained here. Given a pure exchange economy, that is given the utility functions (which fulfil the usual ...
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Has any progress been made on the Pacman Conjecture on Finite Time Horizons?

The Pacman conjecture states that the optimal strategy for monopolistic durable goods manufacturers is to set price high and slowly drop it (i.e. eating their way down the demand curve). Empirically ...
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Topological intuition to continuous preference relation

For a Microeconomics Course, we are going through MWG, and in the lecture we discussed the notion of a continuous preference relation. A preference relation $\succsim$ on a set $X$ is called ...
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Which is a better intermediate micro textbook: Perloff (with calculus) or baby Varian (with calculus)?

I’m currently learning intermediate microeconomics with calculus. I know to take derivatives, partial derivatives, integrals, and multiple integrals, and I know some basic linear algebra (solving ...
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Signalling Model (How to solve a differential equation?)

I'm currently reading "SAVING RATES AND POVERTY: THE ROLE OF CONSPICUOUS CONSUMPTION AND HUMAN CAPITAL" by Omer Moav and Zvika Neeman, and I encounter some problem deriving one of the equations. ...
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Why does short run market supply become more elastic with more firms

I have heard a justification along the lines of this: The supply curve becomes flatter (more elastic) with more firms in the market, because a given increase in price calls forth more production when ...
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Who were the first economists arguing that utility maximization is the core of rationality and economic behavior?

I am looking for the first economists arguing that maximizing utility function is the iff condition of rational behavior. I've learned that neoclassical economics is founded on this argument. Is this ...
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Why do two-sided marketplaces often charge both sides of the transaction?

Why do marketplace apps often charge both sides of the transaction, when charging one side could raise as much (or more) revenue and be simpler? i.e. if the marketplace knows which side of the market ...
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Where can I find research on the impact of informal/unregulated suppliers on prices and externalities?

I am looking for research and papers on the impact of informal/unregulated suppliers on market prices and negative externalities. I am particularly interested in the manufacturing sector.
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comparison of micro production functions

There are many different production function estimation methods, relevant for micro and firm data. For example Olley-Pakes, Levinsohn-Petrin, Ackerberg et al., Wooldridge etc. But does anyone know of ...
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What are Frisch Demands useful for?

Frisch demands are demand equations found usually in an intermediate step of the standard utility maximization problem. By example for the basic two-good case of a consumer with quasilinear ...
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I tried to solve by myself the exercises of MWG(Mas Colell). However, I think the exercise has an error at 17.D.1. The 17.D.1 asks us that "verify that there are multiple equilibria". However, The ...
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Understanding the Diewertt Cost Function

The Diewert cost function (as described in Microeconomic Analysis by Hal Varian 3rd Edition) takes the form of: $$c(w,y)=y\sum_{i=1}^k\sum_{j=1}^kb_{ij}\sqrt{w_iw_j}$$ Varian goes on to say (page ...
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Equilibrium Uniqueness in a General Equilibrium Framework

I was wondering if anyone had any insight into the conditions that lead to a unique equilibrium in an exchange economy under a general equilibrium framework. More specifically, I know that the two "...
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The second welfare theorem without monotonicity

Are there non monotonic preferences that are strictly convex and continues but the second welfare theorem does not hold for them?
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Social Choice: from Independence axiom to Mixture symmetry axiom

Harsanyi's Utilitarian theorems' has been criticized by Diamond Cardinal Welfare, Individualistic Ethics, and Interpersonal Comparison of Utilities and others that, it is the morally unacceptable for ...
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Proof of Proposition 1.4 from Microfoundations I by Kreps

Regardless of the size of X (set of all possible objects), if a preference relation which is complete and transitive is defined on it, then the corresponding choice function generated by it will ...
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Are there any economic studies of License-On-Transfer agreements?

A recent entry at GitHub's blog caught my attention: https://github.com/LOT. The "network" claims to provide protection from patent trolls by entering into an agreement automatically granting all ...
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Effects of ACA individual mandate vs AHCA surcharge

The US Congress is currently considering a new healthcare bill, the AHCA, which would replace the existing healthcare bill, the ACA. One of the major changes is the way each bill encourages people to ...
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In Debreu's representation theorem of ordinal utility, is the assumption of "second countability" necessary?

Debreu's representation theorems Debreu 1959 states that: second countability, continuity, and weak ordering sufficiently implies the existence of real (continuous) utility function. The second and ...
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Different elasticities of substitution

I have been reading into generalizations of the concept of elasticity of substitution for more goods/inputs and three main possibilities emerged: Hicksian EOS Allen-Uzawa EOS Morishima EOS HICKS As ...
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How to model the payoff (or utility function) of the information provider?

After a thorough look in the literature of information design like Bergemann and Morris and Kamenica and Gentzkow I am still not so sure how the utility gain or payoff of the information provider/...
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Super and sub modular games

I was trying to read up on super and sub modular games. I have started with basic survey papers like the one by Rabah Amir (2005). Research papers assume a lot of common knowledge (the papers that I ...
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Theoretical models of copyright infringement and efficiency implications

I wanted to know if there are theoretical models of copyright infringement and what are their implications for efficiency in the market and also, if possible, any empirical support they have. When I ...
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Some basic Consumption CAPM questions

Say we are in a world described by the consumption CAPM. All investors in this world have quadratic utility. Also, assume that consumption is as follows: $$c_{t+1} = (1+m_t)c_t + s_t c_t e_t$$ where ...
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