“… 37 , 38 In addition, the effects of emotion expressions are contingent on the perceived appropriateness of the expression. 17 , 39 , 40 For instance, in cooperative settings the expression of anger can lead to negative consequences, in contrast to settings where there are conflicts of interest. 41 Nevertheless, despite this growing literature on the social effects of emotion, to the best of our knowledge, research on the effects of emotion expression in complex N-player dilemmas, such as CRDs, is still missing.…”