transfer. In a second model, altruism is impure as the parents want the child to behave in a certain way: exchange and …-altruistic setting, with imperfect credit market, transfers to children and to old parents correspond to a reciprocity contract and are … market substitute. These features explain why the network of reciprocities can be large both in time and space, why those …

indicates that this is indeed likely to be the case. But reciprocity or gift-exchange induces social relations. The utility …Is gift-exchange inevitably to be crowded out by impersonal market exchange? The presence of a thick-market externality … as moral sentiments are valued high enough it is shown that both market and gift-exchange can coexist. The spontaneous …

reciprocity and inequity aversion are also drivers of network choices. No study so far has attempted to investigate the role of … dimensions of our identity (“homophily”). Lab studies of network formation games have found that adherence to social norms of … between his/her profile and the profile of the other player. At this point, a repeated network formation game ensues. We find …

altruism, directed altruism, sanction aversion, and reciprocity. The study area is located on the periphery of the Metropolis …: preference-related motives (baseline and directed altruism) and incentive-related motives (sanction aversion and reciprocity) for …

Trust, trustworthiness and ethical norms of reciprocity and cooperation have been receiving more and more attention in …

reciprocity. In doing so we replicate and extend the results first reported by Croson and Buchan (1999). We find that men exhibit … greater trust than women do while women show much higher levels of reciprocity. Trusting behavior is driven strongly by …