examine whether individual behavior towards waste reduction is more strongly driven by extrinsic motivations such as social … norms, or intrinsic motivations such as purely altruistic preferences. We exploit a large new survey that covers thousands … public good. We find that diverse motivations are behind the reduction of food waste: extrinsic motivations nevertheless …

. This paper shifts the focus to task-based motivation and finds that it yields significantly more effort than mission …-based motivation. Moreover, in the presence of significant task motivation, mission motivation has no additional effect on effort. The … three tasks, from boring to interesting. In addition, for half of the students, mission motivation is present: their effort …