-sectional data from Germany on self-reported altruism, sector of employment, and donations to charity. In addition, we use panel data …

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

). Agents differ in their motivation to exert social effort. Our model predicts that lowering incentives for selfish effort in … prediction in a lab experiment allowing us to cleanly separate the selection effect from other effects of low incentives. Results …

vary. The experiment implements two marginal return types, low and high, and uses the information that members have about …

punishment ; collective action ; public goods ; internet experiment …

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 …

it becomes scarce. In the second, restraint serves to conceal the actor's intrinsic motivation. In both cases, not …

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