"Repetition acts as an enforcement mechanism: It makes cooperation achievable when it is not achievable in the one-shot game, even when one replaces strategic equilibrium as the criterion for achievability by the more stringent requirement of perfect equilibrium."

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Source : "War and peace". Robert J. Aumann's Nobel Prize Lecture, December 8, 2005.

Robert Aumann

#Games Quotes #Perfect Quotes #Enforcement Quotes