Christmas is when people are expected to act selflessly for the well-being of others, but are people actually more altruistic at this time of the year? Responding to this question poses a challenge because of the confounding factors of charitable tax breaks, reciprocity motives, direct social...

This paper examines optimal redistribution in a model with high and low-skilled individuals with heterogeneous tastes for labor, that either work or not. With such double heterogeneity, traditional Welfarist criteria including Utilitarianism fail to take the compensation-responsibility trade-off...

In many important economic settings, limited information makes it impossible for decision makers to ensure that each individual gets what he or she deserves. Decision makers are then faced with the trade-off between giving some individuals more than they deserve, false positives, and giving some...