We study the coevolution of cooperation, preferences, and cooperative signals in an environment where individuals … in (social norms of) cooperation in societies which are not driven by social or environmental shocks …

during the early stages of matches is typically superseded by non-cooperation during the latter stages. The propensity for …

The observability of partners’ past play is known to theoretically improve cooperation in an infinitely repeated … prisoner’s dilemma game under random matching. This paper presents evidence from an incentivized experiment that reputational … information per se may not improve cooperation. A structural estimation suggests that a certain percentage of players act …