Evolution of fairness and conditional cooperation in public goods dilemmas Vrije Universiteit Brussel
Cooperation prevails in many collective endeavours. To ensure that co-operators are not exploited by free riders, mechanisms need to be put into place to protect them. Direct reciprocity, one of these mechanisms, relies on the facts that individuals often interact more than once, and that they are capable of retaliating when exploited. Yet in groups, strategies targeting retaliation against specific group members may be unfeasible, because ...