Coarse correlated equilibria in linear duopoly games

Coarse correlated equilibria in linear duopoly games

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Article ID: iaor20133015
Volume: 42
Issue: 2
Start Page Number: 541
End Page Number: 562
Publication Date: May 2013
Journal: International Journal of Game Theory
Authors: ,
Keywords: duopoly, Nash equilibrium
Abstract:

For duopoly models, we analyse the concept of coarse correlated equilibrium using simple symmetric devices that the players choose to commit to in equilibrium. In a linear duopoly game, we prove that Nash‐centric devices, involving a sunspot structure, are simple symmetric coarse correlated equilibria. Any small unilateral perturbation from such a structure fails to be an equilibrium.

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