We show in a public goods experiment on three continents that conditional cooperation is a universal behavioral …

We show in a public goods experiment on three continents that conditional cooperation is a universal behavioral ….S.A. than anywhere else. -- conditional cooperation ; public goods ; experiment …

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 …

moral costs associated with distorting judgment. In our experiment, two participants compete for a prize; a referee picks … experiment in an Indian market confirms these results. These findings imply that our participants are influenced by bribes out of …

. 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 …

. 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 …