Recently developed models of fairness can explain a wide variety of seemingly contradictory facts. The most … controversial and yet unresolved issue in the modeling of fairness preferences concerns the behavioral relevance of fairness … intentions. Intuitively, fairness intentions seem to play an important role in economic relations, political struggles and legal …

exclusively based on preferences over the distribution of material payoffs. Models that take into account players’ fairness …

exclusively based on preferences over the distribution of material payoffs. Models that take into account players' fairness …

In this paper we show that a simple model of fairness preferences explains major experimental regularities of common …

theories of fairness and reciprocity capture these forces. We find that cooperators' punishment is almost exclusively targeted … between different fairness principles. Fairness theories that are based on the assumption that players compare their own … the defectors. Fairness theories assuming that players aim to minimize payoff inequalities cannot explain the fact that …

of fairness principles is the most important driving force of sanctions but, in addition, a non-negligible part of the … to play a negligible role. Within the class of fairness-driven sanctions the motive to harm those who committed unfair …

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

experiments ruled out gift exchange or reciprocity motives, that is, subjects could not reciprocate for a gift. This paper reports … results indicate that reciprocity motives may indeed be capable of driving a competitive experimental market permanently away …