We use a population resettlement program in Indonesia to identify long-run effects of intergroup contact on national integration. In the 1980s, the government relocated two million ethnically diverse migrants into hundreds of new communities. We find greater integration in fractionalized...

Rugged individualism—the combination of individualism and anti-statism—is a prominent feature of American culture with deep roots in the country's history of frontier settlement. Today, rugged individualism is more prevalent in counties with greater total frontier experience (TFE) during the...

This paper argues that redrawing subnational political boundaries can transform ethnic divisions. We use a natural policy experiment in Indonesia to show how the effects of ethnic diversity on conflict depend on the political units within which groups are organized. Redistricting along group...

Centralized targeting registries are increasingly used to allocate social assistance benefits in developing countries. There are two key design issues that matter for targeting accuracy: (i) which households to survey for inclusion in the registry; and (ii) how to rank surveyed households. We...

The presence of a westward-moving frontier of settlement shaped early U.S. history. In 1893, the historian Frederick Jackson Turner famously argued that the American frontier fostered individualism. We investigate the Frontier Thesis and identify its long-run implications for culture and...

This paper provides a novel perspective on the Great Migration out of the U.S. South. Using a shift-share identification strategy, we show how millions of Southern white migrants transformed the cultural and political landscape across America. Counties with a larger Southern white share by 1940...