norms on cooperation. We find that under the signaling mechanism, less cooperative players disguise themselves in the rule …-following game, but this does not decrease cooperation overall. More importantly, the signaling mechanism has a heterogeneous effect … on cooperation in rule-following and rule-breaking groups: It increases cooperation in rule-following groups but …

Under what conditions can cooperation be sustained in a network of strangers? Here we study the role of institutions … and uncover a new behavioral foundation for the use of monetary systems. In an experiment, anonymous subjects could … possible, including full intertemporal cooperation supported by a social norm based on community punishment of defectors. We …

whether the prospect of losses can induce cooperation, we let experimental subjects play the traveler's dilemma in the gain …