theories of fairness and reciprocity capture these forces. We find that cooperators' punishment is almost exclusively targeted … towards the defectors but the latter also impose a considerable amount of spiteful punishment on the cooperators. However …, spiteful punishment vanishes if the punishers can no longer affect the payoff differences between themselves and the punished …

bear a higher burden of punishment costs than non-police subjects. When the norm enforcement institution is endogenous, all …

Cooperation among people who are not related to each other is sustained by the availability of punishment devices which … help enforce social norms (Fehr and Gc̃hter, 2002). However, the rationale for costly punishment remains unclear. This … paper reports the results of an experiment investigating inequality aversion and negative emotions as possible determinants …

production in a standard voluntary contributions mechanism (VCM) experiment. Additionally, the effect of sleep restriction on an … individual's likelihood of sending costly peer punishment is examined. Actigraphy sleep monitoring watches are used to validate …-parametric as well as regression analysis, we find that when punishment is not available, sleep restriction does not affect the …

welfare is reduced is that punishment can express anger about free-riding. If this is the case, then tools that regulate … aggression. In this lab experiment, we find that adopting an objective attitude (Objective), through a form of emotion regulation …

-registered experiment with 1,260 subjects. In the first wave we vary the level of awareness of subjects' past dishonesty and explore the …

by running Prisoner's Dilemma and Third Party Punishment games on three different pools of subjects; students, 'Ordinary … game with Third Party punishment, punishing less as well as tending to punish cooperation (almost as much) as defection …

intent, that can cause incentives to fail. Using an experiment that provides the material circumstances necessary for …

We use an experiment to evaluate the effects of participatory management on firm performance. Participants are randomly …

theory of contract. Finally, the empirical literature on employment and labor law is reviewed. I conclude that many aspects … of employment law are consistent with the economic theory of contract - namely, that contracts are written and enforced …