Between the mid 1970's and the beginning of the 2000's the share of single females grew dramatically in the U.S. (from 21% to 32%). So did the share of single mothers (from 10% to 14%). At the same time relative wages within and between sexes underwent huge changes. In this paper we measure the...

This paper puts forth a unified theory of growth that captures a number of relevant features of countries' transitions from stagnant, predominantly rural economies to vibrant, industrialized economies that have been overlooked by the literature. In our theory, increasing variety of consumer...