This paper reviews the literature concerning the evolution of cultural traits in general and preferences in particular … effectively the clone of an existing one (either a parent or anyone else), there may be evolution only in the demographic sense … that the share of the population who hold a certain trait increases or decreases. Evolution in the strict sense of new …

of universal cooperation because the more prosocial subjects populate the two efficient institutions first, elect … prosocial judges (if institutionally possible), and immediately establish a social norm of high cooperation. This norm appears … to guide subjects' cooperation and punishment choices, including the virtually complete removal of antisocial punishment …

motive versus the signaling motive, we consider a gift-exchange game with three players: an employer pays wages to a worker …. We interpret this as support for the signaling motive: Indirect reciprocity is rather a byproduct of direct reciprocity …

cooperation in a subsequent social dilemma game. The issues we study are part of the broader topic of whether there are behavioral … cooperation for pairs of market-winners, market-losers and mixed pairs and study both the cases where interaction in the social … experience has adverse effects on the efficiency of cooperation on both market-winner and market-loser pairs. In market …

We experimentally investigate the nature of cooperation in various repeated games, with subjects from Romania and USA …. We find stark cross-country differences in the propensity to sustain multilateral cooperation through bilateral rewards …

In this paper we experimentally investigate whether partial coercion can in combination with conditional cooperation … finding is that in our setting conditional cooperation is not a strong enough force to increase contribution levels. Although … cooperation and puts some doubt on the idea that it is crucial in overcoming social dilemma problems. -- coercion ; public goods …

We show how sanctioning is more effective in increasing cooperation between groups than within groups. We study this … where ethnic identity is salient. Our results suggest that formal institutions for enforcing cooperation are more effective …