Division of the Humanities and Social Sciences California Institute of Technology Pasadena, California 91125 an Experimental Analysis of Nash Refinements in Signaling Games
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چکیده
This paper investigates the refinements of Nash equilibrium in two person signaling game experiments. The experimental games cover the watershed of the nested refinements: Bayes-Nash, Sequential, Intutitive, Divine, Universally Divine, NWBR, and Stabel. In each game an equilbrium selection problem is defined in which adjacent refinements are considered. The pattern of outcomes suggest that individuals select the more refined equilibria up to the divinity concept. However, an anomaly occurs in the game in which the stable equilbrium is a clear preference among the subjects. Since the concepts are nested this suggests that the outcomes are game specific. Sender behavior does not seem to follow any specific decision rule (e.g., Nash, minmax, PIR, etc.) while receiver actions tend to correspond to the Nash equilibrium outcomes.
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تاریخ انتشار 2006