Evolutionary theory reveals that punishment is effective in promoting cooperation and maintaining social norms …. Although it is accepted that emotions are connected to punishment decisions, there remains substantial debate over why humans … use costly punishment. Here we show experimentally that constraints on emotion expression can increase the use of costly …

within a particular range. We test the hypotheses in a lab experiment with a large number of subjects (N = 308), using a well …

economic theory, it has been hypothesized that people discount future reward value exponentially. In exponential discounting, a …

We study in an online, real-effort experiment how the bracketing of non-binding goals affects performance in a work …

monetary payoffs in an incentive-compatible experiment, but not between payoffs at two future points in time. Third, the survey …

, decentralized punishment. We elicit punishment decisions both in isolation and after providing information about actual peers …' punishment. We find evidence that the amount of punishment that is chosen by third-parties is influenced by their beliefs about … the amount of their peers' punishment. Moreover, the larger the difference between third-parties' beliefs about the level …

. To this end, we conduct a repeated public goods experiment with and without punishment using samples from the laboratory … and the online platform Amazon Mechanical Turk. We chose to replicate this experiment because it is long and logistically … interactive experimentation. We find that basic behavioral patterns of cooperation and punishment in the laboratory are replicable …