In this article, the authors measure experienced guilt in a prisoner's-dilemma experiment with preplay communication. The authors find that feelings of guilt only arise in the case of unilateral defection and that they are stronger when players have mutually agreed to cooperate. The authors also...

In this paper we measure experienced guilt in a prisoner’s dilemma experiment with pre-play communication. We find that feelings of guilt only arise in the case of unilateral defection and that they are stronger when players have mutually agreed to cooperate. We also find that fining...