Güth, Werner; Levati, M. Vittoria; von Wangenheim, Georg - Max-Planck-Institut für Ökonomik <Jena> / Abteilung … - 2004
establish cooperation with non-kin. We shedlight on the issue by a voluntary social exchange experiment where related(via mutual …Social institutions regulating group conduct have been regarded as necessaryfor human cooperation to transcend family … timehorizon, we provide evidence that repeated interactions play a crucial rolein human cooperation, although humans remain …