However, with the same size group and a 1. Studies show individuals in groups can be influenced by the group leaders, whether formal or informal, to conform or defect. When confronted with different payoff returns to their contributions, agents behave differently though they still contribute more than in Nash equilibrium. With a large group 40 and very low multiplication factor 1. Anticipation in Public-Good Games". During repeated games players learn their co-player's inequality aversion in previous rounds on which future beliefs can be based. Journal of Public Economics.