to the altruism of donors, these natural experiments help identify heterogeneity in the distributions of the latent … altruism which motivates donors. This study examines gender heterogeneity of volunteer response by blood donors following the … predictions of a model where the distribution of latent altruism has smaller variance among women than men. First, the highest …

Paul Samuelson made a series of important contributions to population theory for humans and other species, evolutionary … theory, and the theory of age structured life cycles in economic equilibrium and growth. The work is highly abstract but much …

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

. 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 …

minimum altruism, in which child labor in a given family is judged relative to a specific social standard. Under this … criterion, child labor is exploitative only in families where the parent (or guardian) displays insufficient altruism towards …

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 …

(e.g., related to an individual's altruism, fairness perceptions, concerns for efficiency, and political views). By …

study is needed because it is unclear how altruism influences the inclination of an altruistic person to take risks. Will … ability to make altruistic transfers? Or does altruism induce a person to resort to risky behavior because the reward for a … averse than a comparable person who is not altruistic: altruism is a cause of greater willingness to take risks. The finding …