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An Existence Result for Discontinuous Games

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Author Info
Carmona, Guilherme

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Abstract

We introduce a notion of upper semicontinuity, weak upper semicontinuity, adn show that it, together with a weak form of payoff security, is enough to guarantee the existence of Nash equilibria in compact, quasiconcave normal form games.

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File URL: http://fesrvsd.fe.unl.pt/WPFEUNL/WP2008/wp530.pdf
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Paper provided by Universidade Nova de Lisboa, Faculdade de Economia in its series FEUNL Working Paper Series with number wp530.

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Length: 15 pages
Date of creation: 2008
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Handle: RePEc:unl:unlfep:wp530

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  1. Dasgupta, Partha & Maskin, Eric, 1986. "The Existence of Equilibrium in Discontinuous Economic Games, I: Theory," Review of Economic Studies, Blackwell Publishing, vol. 53(1), pages 1-26, January. [Downloadable!] (restricted)
  2. Baye, Michael R & Tian, Guoqiang & Zhou, Jianxin, 1993. "Characterizations of the Existence of Equilibria in Games with Discontinuous and Non-quasiconcave Payoffs," Review of Economic Studies, Blackwell Publishing, vol. 60(4), pages 935-48, October. [Downloadable!] (restricted)
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  1. Bich Philippe, 2009. "Existence of pure Nash equilibria in discontinuous and non quasiconcave games," International Journal of Game Theory, Springer, vol. 38(3), pages 395-410, November. [Downloadable!] (restricted)
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This page was last updated on 2009-11-25.

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