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 … regularity. Yet, the number of conditional cooperators and the extent of conditional cooperation are much higher in the U …

find a large and positive effect of endogenous institutional choice on the level of cooperation in comparison to … exogenously implemented institutions. This suggests that participation rights enhance cooperation in groups. With endogenous … levels of cooperation. Our results are evaluated against the predictions of social preference models. -- public goods …

required. -- trust ; gender ; experiment ; cooperation ; ability ; stereotypes …We examine gender differences in trust in another party's cooperation (CC) or its ability (AC). While men and women do … not differ concerning trust in cooperation, gender has a strong influence when trust in another subject's ability is …

We study the development of cooperation in 929 young children, aged 3 to 6. In a unified experimental framework, we … examine pre-registered hypotheses about which of three fundamental pillars of human cooperation – direct and indirect … reciprocity, and third-party punishment – emerges earliest as a means to increase cooperation in a repeated prisoner's dilemma …