behavior over time and across situations. We tackle this task with an experiment and a structural model of preferences that …

altruism, reputational concerns, and material incentives. We present an analysis of a unique data set that combines an … experimental measure of altruism, surveyed measures of other factors including reputational concerns, and call records from … explanations, we find that altruism and reputational concerns are positively associated with the decision to volunteer. Moreover …

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 …

This paper presents results from a modified dictator experiment aimed at distinguishing and quantifying the two … 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 …

We conduct an experiment in which subjects make a series of decisions of allocating an endowment of £10 between … by altruism toward the recipient. We argue that opting out indicates that giving is also motivated by self-image concerns …

, however, with a minority of workers report crowding in of motivation. Thus, the impact of performance pay might depend on the …