In repeated social interactions, extortionate behaviour can pay off. This conclusion was reached by US scientists a few years ago. According to their calculations, strategies based on extortion can be ...

The Prisoner’s Dilemma is a popular experiment among game theoreticians, which they use to study human social conduct. It involves two players, each of whom has no knowledge about the other, deciding ...

The repeated prisoner’s dilemma has a long tradition of serving as a key model to explore the evolution of cooperation 1,2,3,4,5,6. The rules of this stylized game are simple: in each round, two ...

This news release is available in German. Participants in major political conferences could write a book about it: negotiations constantly fail due to the uncooperative and selfish behaviour of ...