We study how punishment influences conditional cooperation. We ask two questions: 1) how does conditional cooperation … cooperation with punishment which leads to a decrease in conditional cooperation. The power to punish means more responsibility …

in biology and the social sciences. Recent experimental evidence suggests that altruistic punishment is an important … mechanism to maintain cooperation among humans. In this paper we explore the boundary conditions for altruistic punishment to … maintain cooperation by systematically varying the cost and impact of punishment, using a subject pool which extends beyond the …