observations. Specifically, these axioms imply that interdependence of preferences ("altruism") results from concerns for the …-givers, altruistic givers, or social pressure givers and use welfare-based altruism to reliably predict giving, sorting, and taking …

preferences admit a generalized prospect-theoretical utility representation reminiscent of fairnessbased altruism. As in prospect …

that highlights two predictions. First, larger gift amounts, holding education and income constant, is a proxy for altruism …). Second, those motivated by altruism will respond positively to appeals based on evidence, whereas those motivated by warm …

We study with a sample of 1,070 primary school children, aged seven to eleven years, how altruism in a donation … theories of reciprocal altruism that provide a cornerstone to understand human social behavior. We find that higher risk …-linear. We confirm earlier results that altruism increases with age during childhood and that girls are more altruistic than boys …

display no difference in rationality from population averages and there is evidence of altruism among participants. We provide …