different degrees of altruism …

We study social preferences in the form of altruism using data on 959 interactions between random commuters at selected …; and (iv) an age effect, with mature-aged people eliciting a higher degree of altruism …

intrinsic motivations for giving: warm glow and pure altruism. In particular, we implemented a within-subject experimental … third one, T3, with a charity recipient and no crowding out, which elicits both types of altruism. We use T1 to assess to … these two estimates to quantify the portion of giving in T3 due to pure altruism and find it to be between 20% and 26% of …

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 …

" of prosocial behavior to shed light on this trend, which reflects a complex interplay of genuine altruism, social or self …