Reciprocal Upper Semicontinuity and Better Reply Secure Games: A Comment
Econometrica · 2006 · Volume 74 · Issue 6
DOI: 10.1111/j.1468-0262.2006.00724.x
Abstract
A convex, compact, and possibly discontinuous better reply secure game has a Nash equilibrium. We introduce a very weak notion of continuity that can be used to establish that a game is better reply secure and we show that this notion of continuity is satisfied by a large class of games.
Keywords
Better reply secure, discontinuous games, Nash equilibrium, payoff secure, reciprocal upper semicontinuity, weak reciprocal upper semicontinuity
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