trust and reciprocity in a population where agents play both roles (trustor and trustee). Our experiment consists on three … does not affect the average trust in the population. Trust is significantly higher only when players can build up a … reputation in both roles. We show that the increase in trust is mainly linked to the formation of mutual trust …

Behavioural economists have come to recognize that reciprocity, the interaction of trust and trustworthiness, is a … principally due to observed decisions in experimental ‘trust games’. However, recent research has cast doubt on the explanatory … power of trust as a determinant of those decisions, suggesting that altruism may explain much of what ‘looks like’ trust …