of fines on punishment and deterrence. Partial effects are effects on potential violators' and punishers' decisions when …

welfare is reduced is that punishment can express anger about free-riding. If this is the case, then tools that regulate …

. To this end, we conduct a repeated public goods experiment with and without punishment using samples from the laboratory … interactive experimentation. We find that basic behavioral patterns of cooperation and punishment in the laboratory are replicable … interactive experiments via the Internet is adequate and reliable, making online interactive experimentation a valuable complement …

preferred by the people. Here, we show that welfare-enhancing peer sanctioning without much need for costly punishment emerges …. The exogenous removal of the norm consensus opportunity reduces the efficiency of peer punishment and renders centralized … peer sanctioning with a norm consensus opportunity or an equally efficient institution with centralized punishment by an …

Because costly punishment is not credible, subgame perfection suggests that punishment will not deter free riding … strategies seen in the lab and use the simulation to develop hypotheses about why group size should matter when punishment is … rates no lower than small groups because punishment does not fall appreciably in large groups. However, hindrances to …

punishment is widely agreed to be potentially useful in fostering cooperation, many recent results in psychology and economics … promoting social norms. We show here, using experiments with human subjects, that public implementation of punishment can … interests, we find that privately implemented punishment reduces cooperation relative to a baseline treatment without punishment …

willingness of some team members to engage in the costly punishment of shirkers. This alternative does not require small group …

Army. We conduct choice experiments - simultaneous prisoner's dilemma games, with and without third-party punishment - in … not lead to hostility, in the sense of vindictive punishment of outsiders, but does affect norm enforcement, enhancing …

We report evidence from public goods experiments with and without punishment which we conducted in Russia with 566 … cooperation-enhancing effect of punishment. An important reason is that there is substantial spiteful punishment of high …