Data for a study examining first-mover disadvantage hypothesis in a TV game show. Definition of variables SEASON916 = 1 if one of five anonymized seasons (for season fixed effect) SEASON237 = 1 if one of five anonymized seasons (for season fixed effect) SEASON339 = 1 if one of five anonymized seasons (for season fixed effect) SEASON674 = 1 if one of five anonymized seasons (for season fixed effect) SEASON146 = 1 if one of five anonymized seasons (for season fixed effect) GROUP = unique three digit random number for each week/group (anonymized), each week/group containing four people that makes 3 decisions each (in order to cluster SD) BIGCITY = 1 if Stockholm, Göteborg or Malmö FEMALE = 1 if female AGE = the actual age FOREIGN = 1 if foreign (non-Swedish) sounding name HOSTORDER = order in which participants hosted their dinner in a group [1, 4] MON = 1 if HOSTORDER = 1 TUE= 1 if HOSTORDER = 2 WED= 1 if HOSTORDER = 3 THU= 1 if HOSTORDER = 4 TOTALPOINTSRECIEVED = points received by the participants [0, 30] WINNER = 1 if the person wins the competition EXCLUSIVE WINNER = 1 if the person was an exclusive winner. SHARED WINNER = 1 if the person was not an exclusive winner. MULTIPLE WINNER = 1 1 if the person belong to a week/group where there were several winners. ONES = 1 for all