Psychologists have found that the age at which successful practitioners typically do their best work varies across professions, but they have not considered whether these peak ages change over time, as economic models suggest they might. Using auction records, we estimate the relationship...

Economists explain the positive relationship between parental income and children's outcomes using an investment model. Building on work in psychology and sociology, this paper emphasizes the importance of child-rearing practices, which vary with income. I argue that parents' ability to mold...