We analyze a large stakes prisoner's dilemma game played on a TV show. Players cooperate 40% of the time, demonstrating that social preferences are important; however, cooperation is significantly below the 50% threshold that is required for inequity aversion to sustain cooperation. Women...

We analyze experimental evidence on whether untrained subjects can predict how trustworthy an individual is. Two players on a TV show play a high stakes prisoner's dilemma with pre-play communication. Our subjects report probabilistic beliefs that each player cooperates, before and after...

We analyze behavior on a TV game show where players' earnings depend upon several factors. Attractive players fare better than less attractive ones, even though they perform no differently on every dimension. They also exhibit and engender the same degree of cooperativeness. Nevertheless, they...

We study the role of communication in a high stakes prisoner's dilemma, using data from a television game show. 40 Percent of the players voluntarily promise to cooperate, and these players are 50 percentage points more likely to cooperate than players who do not volunteer a promise. However,...