Repeated interaction in integroup conflict was studied in the context of two team games: the intergroup public goods (IPG) game and the intergroup prisoner's dilemma (IPD) game. The results reveal (a) a main effect for game type; subjects were twice as likely to contribute toward their group...

Despite the common reliance on numerical probability estimates in decision research and decision analysis, there is considerable interest in the use of verbal probability expressions to communicate opinion. A method is proposed for obtaining and quantitatively evaluating verbal judgments in...

In order to review the empirical literature on subjective probability encoding from a psychological and psychometric perspective, it is first suggested that the usual encoding techniques can be regarded as instances of the general methods used to scale psychological variables. It is then shown...

The endowment effect appears to be much stronger in markets for environmental goods that are not usually monetized than in traditional markets. This study explored the effect in another non-traditional market: the dating market. In Experiment 1, participants were asked either for a buying or...