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Econometrica Vol. 74 No. 5 2006

Toward a Strategic Foundation for Rational Expectations Equilibrium

Philip J. Reny1; Motty Perry2

1 University of Chicago · 2 Hebrew University of Jerusalem

Abstract

A step toward a strategic foundation for rational expectations equilibrium is taken by considering a double auction with n buyers and m sellers with interdependent values and a ¢ liated private information. If there are su ¢ ciently many buyers and sellers, and their bids are restricted to a su ¢ ciently …ne discrete set of prices, then, generically, there is an equilibrium in nondecreasing bidding functions that is arbitrarily close to the unique fully revealing rational expectations equilibrium of the limit market with unrestricted bids and a continuum of agents. In particular, the large double auction equilibrium is almost e ¢ cient and almost fully aggregates the agents’information. 1.

DOI
10.1111/j.1468-0262.2006.00703.x
Volume
74
Issue
5
Pages
1231-1269
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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