Prisoner Dilemma and Psychopathy

This file contains data from 60 university students who played 40 rounds of the Prisoner Dilemma in 30 different matches. The variables and their descriptions are: 1 - matchnum: an indicator of the people who were matched with a partner 2 - gametype: an indicator if the players were: (1) both low in psychopathy, (2) both high in psychopathy, (3) one low and one high psychopathy 3 - round: 1 - 40 4 - pax: unique participant identifier 5 - self-defect: 1 = defect, 0 = cooperate 6 - points: payoff/winnings 7 - selfhighp: indicator if the participant was high or low psychopathy 8 - oppdef_prev: indicator if the opponent defected in the previous round 9 - matchtype: a three-category recoding of gametype where High-Low and Low-High pairings are combined as mixed. 10 - opp_highp: indicator if the opponent was high or low psychopathy 11 - mixedmatch: a binary categorization of matchtype (1 = mixed, 0 = homogeneous)