We document and analyze the emergence of a substantial gender gap in mathematics in the early years of schooling using a large, recent, and nationally representative panel of children in the United States. There are no mean differences between boys and girls upon entry to school, but girls lose...

In this paper, we present empirical evidence that higher income inequality is associated with a greater equity share in countries' external liabilities, and we develop a theoretical model that can explain this observation: In a small open economy with traded and nontraded goods, entry barriers...