Policies and explicit private incentives designed for self-regarding individuals sometimes are less effective or even counterproductive when they diminish altruism, ethical norms and other social preferences. Evidence from 51 experimental studies indicates that this crowding out effect is...

I offer a selective review of discounting and climate policy. Analytic and numerical models show that different assumptions greatly change the degree to which decisions about climate policy depend on the discount rate. I discuss a claim that standard models exaggerate the current generation's...

In this study we review the literature on the relationship between landownership inequality and the accumulation of human capital in historical perspective. Furthermore we provide new evidence on the relationship between landownership inequality and marriage patterns at the county level in...