pool resource (CPR) experiments. The evidence indicates that in standard CPR games without communication and without …

This Paper presents a formal theory of reciprocity. Reciprocity means that people reward kind actions and punish unkind …

behaviour that have been documented in a number of experimental studies, whereas existing models of intention-based reciprocity …

-offs in an intuitive way but also by whether individuals obtain more or less than others. We find little reciprocity of the …

reciprocity (rejecting proposals) if an unchosen alternative was costly to the proposer. Second, we find proposers to anticipate …

systematically refutes the self-interest hypothesis and suggests that many people are strongly motivated by concerns for fairness and … reciprocity. Moreover, several theoretical Papers have been written showing that the observed phenomena can be explained in a … insights into the nature of preferences and into the relative performance of competing theories of fairness. The purpose of …