for participants claiming warm glow as their primary motivation, its shape is increasing and concave. Nevertheless …

quickly if we introduce two relevant features of social life into the experiment: (i) subjects can migrate across groups with …

and social norms, and trust. In a preregistered online experiment (n = 1,038), we find that biased institutions reduce …

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 …

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

personality we investigate encompass time preferences, risk preferences, and altruism, as well as crystallized and fluid IQ. We …

experiment corroborates these findings and confirms that donors are motivated by the economic value of the items offered. We also … overestimated. -- Incentives ; altruism ; public good provision ; pro-social behavior ; public health …

Using a laboratory experiment with nested local and global public goods, we analyze the stability of global groups when …