Endogenously chosen punishment institutions perform well in increasing contributions and long-term payoffs in social dilemma situations. However, they suffer from (a) initial reluctance of subjects to join the punishment institution and (b) initial efficiency losses due to frequent punishment....

Team leaders often provide incentives for cooperation. A challenging question is how different incentive schemes and their actual choice by the leader shape the team's culture and contribute to the team's success. To shed light on this issue we investigate how a leader chooses between rewards or...