Questions tagged [efficient-markets]

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Auction mechanism with no trusted third-party

I have been using a double-auction mechanism to solve a two-sided market where multiple agents are competing to supply/use slices of a shared resource. The owner of the resource is a trustable third-...
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0answers
43 views

Letting clients/guest reserve their space vs keeping space clear so that it is available for people who really need it at the moment

Everybody knows that moment when you are in search for a beach lounger but everything is covered by towels, yet the people who placed them there are untraceable, often back at the hotel or in the town ...
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0answers
58 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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44 views

Demonstrating that markets yield productive and allocative efficiency to introductory students

Has anybody come across a nice, intuitive (i.e. neither formal nor technical) way to demonstrate how markets yield both productive and allocative efficiency? I suppose the allocative argument ...
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0answers
25 views

Fama's Definition of Market Efficiency

I'm reading Fama's Nobel lecture "Two Pillars in Asset Pricing" and I'm a little confused by his mathematical definition of market efficiency. Here it is below: Suppose time is discrete, and $P_{t+...
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2answers
57 views

EMH: Difference between market price and fundamental value?

I am confused by the relation between stocks market prices and fundamental (or intrinsic) values stated by Efficient Market Hypothesis. How these deviates regarding to efficient market theory or are ...
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0answers
20 views

A problem: allocation of apartments

Setup: Trine owns an apartment in Copenhagen. She is willing to rent it out at any positive price. Peter and Simon lives together and are both students. They will like to rent the apartment for less ...
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0answers
24 views

Why hipothesis of perfect competition market implies fixed price of a product in every transaction?

My book says that from the axioms of perfect competition follows that the price is fixed in every transaction but it doesn't specify in which way it is possible to prove it. Besides, are all the ...
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44 views

Production technology and efficiency

I have been practicing some questions on production function and efficiency and I came across the following questions. For question 1 what I did is, the efficiency of firm A in q1 = production of ...
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0answers
22 views

What are the effects of an insurance policy that partially covers medical treatment on several market properties?

Question: Consider an insurance policy that pays 50% of the price for a medical treatment. Assuming that the market price equals marginal cost, what effect does the insurance policy have on the ...
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1answer
32 views

Do the efficiency savings of mergers indicate a type of waste or inefficiency in a market?

In this BBC News article about the merger of Tata Steel and Thyssenkrupp, the following figure is reported: The merged group anticipates it will make costs savings of between £350m to £440m a year. ...