provide information on income distribution and show that cooperation significantly increases overall. Moreover, the effect can …Yang et al.(2007) show that assortative matching mechanisms can induce a high level of cooperation to prevail in … be traced back to a higher cooperation rate for people in the lowest income classes. …

This paper reports an experiment which compares behaviour in two punishment regimes: (i) a standard public goods game …

the Prisoners' Dilemma (PD) game when information about their own and the other person's mask usage was not salient …. However, we found strong evidence of in-group favouritism among both mask and non-mask wearers when information about the …

We present results from a novel experiment on the effect of a policy designed to encourage cooperation in a prisoner …'s dilemma game. We find that the effect of this policy on the level of cooperation is greater when it was chosen democratically …

This paper reports an experiment which compares behaviour in two punishment regimes: (i) a standard public goods game …

the Prisoners' Dilemma (PD) game when information about their own and the other person's mask usage was not salient …. However, we found strong evidence of in-group favouritism among both mask and non-mask wearers when information about the …

temporary contract, while others are permanent members of the same team. In a laboratory experiment we analyze the cooperation …

temporary group member's effort but also the efforts of the permanent group members and, ultimately, also cooperation within the …

cooperation in a partner setting. We systematically vary a group's composition from all individuals being partner over blended … composition does not affect cooperation in the subsequent partner setting with one exception: Groups cooperate significantly less … result and to show how certain information can prevent such an error. …