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 empirically test an information economics based theory of social preferences in which ego utility and self … a large price discount for the good. The combined evidence supports the self-signaling theory whereby price discounts … crowd out a consumer's self-inference of altruism from buying a good bundled with a charitable donation. Alternative …