, we analyze the individual's risk preferences in relation to gaining or losing rank, rather than the individual's risk …-ranked individual is more willing than a low-ranked individual to take risks that can provide him with a rise in rank: relative risk …

as less risk-seeking. To understand the underlying causes and mechanisms, we propose a framework of how parental …

theories of reciprocal altruism that provide a cornerstone to understand human social behavior. We find that higher risk …We study with a sample of 1,070 primary school children, aged seven to eleven years, how altruism in a donation … experiment is related to children's risk attitudes and intertemporal choices. Examining such a relationship is motivated by …

. In the model agents receive heterogeneous utility from pure and impure altruism (Andreoni 1989) that permits warm glow to … vary between monetary donations and volunteering, thus allowing preferences for impure altruism to rationalize inefficient … allocation decisions. We define a measure of the price of impure altruism as the additional proportion of income sacrificed by a …

show that this is particularly problematic when comparing altruism between groups with well-documented differences in risk …'s common restrictions on the curvature of the decision-makers utility function can dramatically bias the altruism parameter. We …