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 …

-1367), who study cooperation and punishment in sixteen subject pools from six different world cultures (as classified by … cultural background relative to individual heterogeneity and group-level differences in cooperation. We find that culture has a … substantial influence on the extent of cooperation, in addition to individual heterogeneity and group-level differences identified …

-- human cooperation ; punishment ; culture ; experimental public good games …