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Questions tagged [asymmetric-information]

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Examples of firms having private information about negative event

as the title says, I am searching for examples where a firm incurs a negative event, for instance, a stockout, a supply chain glitch or investments that went wrong. In the best case the firm was in ...
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26 views

Is Bayes correlated equilibrium relevant for dynamic games?

Consider the following classification of solution concepts ...
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0answers
33 views

How far must one reason up the belief hierarchy?

In games of imperfect information, one must reason about the belief on the state of nature, the beliefs of other player's beliefs of their beliefs, and so on. This is referred to as the belief ...
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1answer
87 views

Robust asymmetric information?

Bergeman and Morris (2014) explain how the concept of Bayesian Correlated equilibrium contains all the robust predictions in games of incomplete information. In particular, their question is what are ...
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1answer
161 views

Definition of Bayesian Nash equilibrium

I have a basic doubt on the definition of Bayesian Nash equilibrium. Consider the following game: 1) $N$ players. 2) Each player $i$ has a type, assigned by nature and denoted by $\epsilon_i$. ...
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1answer
86 views

Insurance and Hirshleifer effect

I am trying to understand the statmement that 'public information kills insurance opportunity' -- referred to as Hirshleifer effect. Does it (in general) lead to some undesirable outcomes? Could you ...
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1answer
216 views

Market for lemons derivation

Akerlof's 1970 paper models the utility of two trading groups as $$ U_1 = M + \sum_{i=1}^n x_i \\ U_2 = M + \sum_{i=1}^n \frac{3}{2} x_i $$ where $M$ is the consumption of good other than cars, $x_i$ ...
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1answer
202 views

Asymmetric information assumption

This question isn't about asymmetric information per se but rather one of the assumptions. Consider a market for second hand cars; there are lemons (low-quality cars) and plums (high-quality cars). ...
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3answers
111 views

Looking for a term that explains market participants that lie about their participation to gain access to said market

I'm Looking for a term that explains the behavior of a market participants that will lie or exaggerate how much or what they offer in order to gain access to a market that would otherwise be ...
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47 views

Common knowledge in model formulation and solution

Economics models usually assume that the structure of the economy is common knowledge among agents. Mathematically, an event is common knowledge if it lies in the meet of all agents' information ...
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1answer
484 views

Recent economics theories that involve differential topology?

The original development of general equilibrium theories involved differential topology. I wonder if there are any recently developed theories, in any field of economic theories, that utilize ...
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1answer
70 views

What is one dimensional, ordered type?

I am reading papers about moral hazard. What is one dimensional, ordered type $\theta\in\Theta$? What is one dimensional, not ordered type $\theta\in\Theta$? Could you please give an example? ...
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2answers
75 views

Literature request: Any articles on the signalling theory / game theory / asymmetric information of the firms' recruiting process?

I'd like to read more about the recruiting process of firms. Signalling theory and game theory can be a useful tool to better understand this phenomena. For example: Applicants, who ask for higher ...
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139 views

What are some applications of Akerlof's 'lemons' in goods and services markets?

How can the idea of Akerlof's 'lemons' be applied to goods and services markets (that doesn't include second-hand cars)?
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1answer
139 views

Can lying be disincentivized without serious curtailments of free speech?

In the new age of Alternate Facts, one might argue that many actors personally benefit hugely from lying, at the expense of other sectors of society. Economically speaking you might argue that this is ...
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1answer
396 views

Equilibria in Signaling and Screening

I am now studying the Spence's job market model using both signaling and screening. It turns out that, when a worker's reservation value = 0 (she can get 0 if she does not get employed), then both ...
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1answer
146 views

Moral hazard with linear effort and two possible outcomes

Suppose you have a risk averse principal and a risk averse agent with utility functions $v(q_i - w_i)$ and $u(w_i)$, respectively, where $i = \{H,L\}$, and $q$ is output and $w$ is the wage. The ...
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1answer
264 views

difference between screening game and moral hazard game

What is the difference between screening game and moral hazard game? I know that in screening game, TYPE is not known by the principal, while in moral hazard game, EFFORT is not observed by the ...
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1answer
319 views

LEN-Model equivalency

Starting position is a principal-agent-model with incomplete information (moral hazard) and the following properties: Agent utility: $u(z)=-e^{(-r_az)}$ Principal utility: $B(z)=-e^{(-r_pz)}$ Effort ...
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288 views

How does Joseph Stiglitz and Greenwald explain why markets with imperfect information fail to have a pareto efficient equilibrium?

How does Joseph Stiglitz and Greenwald explain why markets with imperfect information fail to have a pareto efficient equilibrium? What premises do they use to come to that conclusion? For example, ...
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1answer
65 views

Evidence that open source production processes increase efficiency and/or consumer surplus?

Is there peer reviewed evidence that open source production processes increase efficiency and/or consumer surplus? It seems that the first theorem of welfare economics requires complete markets which ...
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359 views

Which economic game theory model is most similar to poker?

Propeties the model should have: Well motivated: the game is actually is a plausible model of a real world situation. Maybe with some parameters learnt from data. Complete: it is a complete game ...
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3answers
134 views

Is there an economic reason why employees don't share salary information with each other?

In Western society, one's salary is often a taboo topic and people tend to not tell other people what they earn. In China by contrast, I have been told that asking one's salary is fairly normal ...
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1answer
76 views

Is the lack of information on customer behaviour good for banks?

Discussing chapter 18 on Microeconomic Theory Basic Principles and Extensions - Nicholson and Snyder book - regarding Asymmetric information a student raise an interesting point of view regarding the ...
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3answers
1k views

Does the demand for bad quality products increase when there is information asymmetry?

Situation 1 In a situation where we have two markets one with good quality products and the other with bad quality products, if we are in a situation where the buyer knows which is the good product ...
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1answer
96 views

What is the classic paper that derives borrowing constraints from asymmetric information?

In reading the Wikipedia article about the "financial accelerator," I read this Firms’ ability to borrow depends essentially on the market value of their net worth. The reason for this is the ...
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1answer
469 views

Moral Hazard or Adverse Selection?

I pay the doctor before he conducts the surgery. Can anyone explain to me whether this statement shows moral hazard or adverse selection?
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2answers
83 views

Derivation on p.99 of Salanie, The Economics of Taxation (2nd edition)

Starting on p. 98 of Salanie's "The Economic of Taxation" (2nd edition), it explains To probe it more rigorously, let us define the utility of taxpayer $w$ when he claims to have productivity $w'$: ...
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4answers
636 views

The Backward Bending Supply Curve, Asymmetric Information, and Monopoly

This recent question about when monopoly is undesirable made me curious about when monopoly is actually desirable? I was reminded of an argument for the efficiency of monopolies when moral hazard ...