一、囚徒困境与警方的胜利在一次严重的纵火案发生后,警方在现场抓获二个犯罪嫌疑人。实际上正是他们为了报复而一起放火的,但警方没有掌握足够的证据。于是警方把二人囚禁起来,分开审理,要求坦白交待。有几种选择:一是二人都不说,由于证据不足,各坐一年牢;二是一个说,另一个不说,说的愿意做证,将免于起诉,而另一个不说的则要坐五年牢;三是二人都说,二人都坐三年 I. Prisoners’ dilemma and police victory After a serious arson case, the police arrested two suspects at the scene. In fact, they were set on fire in retaliation, but the police did not have enough evidence. So the two prisoners were detained by the police and tried separately and asked for confession. There are several options: First, both do not say that due to lack of evidence, each sit in jail; the second is that one said the other does not say that willing to testify, will be free from prosecution, while the other does not say You have to sit for five years in prison; third, two people say that both sit for three years