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 unilateral...

The “gambler's fallacy” is the false belief that a random event is less likely to occur if the event has occurred recently. Such beliefs are false if the onset of events is in fact independent of previous events. We study gender differences in the gambler's fallacy using data from the Danish...