This paper studies the evolution of both characteristics of reciprocity - the willingness to reward friendly behavior …

This paper shows that reciprocity comes from the desire to cooperate in finitely repeated prisoner's dilemma game …. Before playing the finitely repeated prisoner's dilemma game, players choose the reciprocity level and commit to it, and the … reciprocity level is public information. There are T equilibria if the prisoner's dilemma game is repeated for T periods, and each …

candidates. -- social ranking ; fairness ; fair game forms ; objective equality ; mechanism ; design ; committee decision making …

We use a two-person public goods experiment to distinguish between effciency and fairness as possible motivations for … results indicate that fairness (or inequality aversion) is more in°uential than efficiency in driving behavior. …

cooperation. We try to assess the relative importance of three motives - namely reciprocity, inequity aversion, and anchoring - in … a non-linear voluntary contribution experiment. We find that, for those conditionally cooperating, both reciprocity and … reciprocity. In contrast, anchoring plays only a marginal role. Compared to what previously found in linear voluntary contribution …