We present a theory on migration of dual-earner couples and test it in the context of international migration. Our model predicts that the probability that a couple emigrates increases in the home-country earnings of the primary earner. The effect of the home-country earnings of the secondary...

We consider taxation by a utilitarian government in the presence of heterogeneous locations within a country. We show that a utilitarian government never equalizes after-tax incomes, even when it can impose group-specific lump-sum taxes. If migration is impossible, a utilitarian government may...

Corporate success often resembles a snowball. We show how initial luck in hiring talented people, the resulting technological advantage, superior corporate culture, and status-seeking by workers can make small initial differences generate large differences over time.

This paper analyzes public provision of internationally applicable and country-specific education, when job opportunities available to those with internationally applicable education are uncertain. Migration provides a market insurance in case labor market opportunities in the home country are...

Early non-pharmaceutical interventions (NPI) significantly reduced the death toll of the COVID-19 pandemic. Yet, there are vast differences in how quickly governments implemented NPIs. In this paper, we analyze the role of public attention, measured as the share of daily Google searches in a...