In this lecture I first give an explanation for invidious preferences based on the (evolutionary) competition for resources. Then I show that these preferences have wide ranging and empirically relevant effects on labor markets, such as: workplace skill segregation, gradual promotions, wage...

"This analysis uses March Current Population Survey data from 1999-2010 and a differences-in-differences approach to examine how California's first in the nation paid family leave (PFL) program affected leave-taking by mothers following childbirth, as well as subsequent labor market outcomes. We...

This paper reviews evidence from 44 middle-income countries on how the recent financial crisis affected jobs and workers' incomes. In addition to providing a rare assessment of the magnitude of the impact across several middle-income countries, the paper describes how labor markets adjusted and...