Correlate as named by investigatorPeople investigatedFinding
Helping neighbours
'Back to the land' mini-farmers, West USA and Canada,198?
Decision 1: egalitarian over other-rewarding
University students, Barcelona, Spain, 1998
Decision 2 (egalitarian vs downgrading choice)
University students, Barcelona, Spain, 1998
Infrequent participation in helping friends and relatives
70+aged, Hong Kong, 1991-1992
Monthly helping friends
14+ aged, Germany, 1988 - 2007
Altruistic behavior
15+ aged, general public, 153 nations, 2011-2013
Community service activities
50-82 aged middle class women, Spain, 200?
Neighboring
19+ aged, Gyeonggi-do region, South Korea, 2016