These studies are based on information on time use in nine countries. Such studies will become more common as more governments fund time-budget surveys and as economists realize the benefits of using this type of data. Each does something that either could not have been accomplished at all, or...

Since the mapping of the human genome in 2004, biologists have demonstrated genetic links to the expression of several income-enhancing physical traits. To illustrate how heredity produces intergenerational economic effects, this study uses one trait, beauty, to infer the extent to which...