n this paper we propose a pluralistic and multi-dimensional ap- proach to cooperation. Specifically, we seek to show … that, in certain settings, less unconditional forms of cooperation may be combined with more gratuitous ones. Starting with … the prisoner’s dilemma game, the evolution of cooperation is analyzed in the presence of different strate- gies, which …

its rival’s willingness to cooperate. We study the prospects for cooperation given the need for the firm to learn the … environment and its rival’s output. We show how profit and cooperation rates are affected by the sizes of both firms, their … willingness to cooperate, and by environmental complexity. In addition, we investigate equilibrium firm size and cooperation rates. …

its rival’s willingness to cooperate. We study the prospects for cooperation given the need for the firm to learn the … environment and its rival’s output. We show how profit and cooperation rates are affected by the sizes of both firms, their … willingness to cooperate, and by environmental complexity. In addition, we investigate equilibrium firm size and cooperation rates. …

behavior. We propose that religious rituals promote in-group trust and cooperation that help to overcome collective …-action problems. We test this hypothesis on communal societies for whom mutual cooperation is a matter of survival. We design field …

societies, the Israeli kibbutz. The facts that kibbutz members have voluntarily chosen their lifestyle of cooperation and … cooperation when paired with anonymous kibbutz members than when paired with city residents. In fact, when paired with city … residents, kibbutz members’ observed levels of cooperation are identical to those displayed by the city residents. Moreover, we …

behavior. We propose that religious rituals promote in-group trust and cooperation that help to overcome collective … religious and secular Israeli kibbutzim, communal societies for which mutual cooperation is a matter of survival. Our results …

collective societies, the Israeli kibbutz. The facts that kibbutz members have voluntarily chosen their lifestyle of cooperation … levels of cooperation when paired with anonymous kibbutz members than when paired with city residents. In fact, when paired … with city residents, kibbutz members-observed levels of cooperation are identical to those of the city residents. Moreover …

cooperation than male students. …