In applied historical research, geographic units often differ in level of aggregation across datasets. One solution is to use crosswalks that associate factors located within one geographic unit to another, based on their relative areas. We develop an alternative approach based on relative...

The nineteenth-century American family experienced tremendous demographic, economic, and institutional changes. By using birth order effects as a proxy for family environment, and linked census data on men born between 1835 and 1910, we study how the family's role in human capital production...

Kinship ties are a common institution that may facilitate in-group coordination and cooperation. Yet their benefits - or lack thereof - depend crucially on the broader institutional environment. We study how the prevalence of clan ties affect how communities confronted two well-studied...

The United States is among the most individualistic societies in the world. However, unlike Western European individualism, which is imbued with moral universalism, America's "rugged individualism" is instead particularistic. We link this distinctive cultural configuration to the country's...