The increase in army size observed in early modern times changed the way states conducted wars. Starting in the late 18th century, states switched from mercenaries to a mass army by conscription. In order for the population to accept to fight and endure war, the government elites began to...

A growing body of empirical work measuring different types of cultural traits has shown that culture matters for a variety of economic outcomes. This paper focuses on one specific aspect of the relevance of culture: its relationship to institutions. We review work with a theoretical, empirical,...

Using a new dataset, we investigate the determinants of violence against women in Africa. We focus on cultural factors arising from pre-colonial customs and find evidence consistent with two hypotheses. First, ancient socioeconomic conditions determine social norms about gender roles, family...

This paper shows that smaller countries have larger public sectors as a share of GDP, and are also more open to trade. These empirical observations are consistent with recent theoretical models explaining country formation and break up

We present a model that links heterogeneity of preferences across ethnic groups in a city to the amount and type of public good the city supplies. We test the implications of the model with three related datasets: US cities, US metropolitan areas, and US urban counties. Results show that...

We survey and assess the literature on the positive and negative effects of ethnic diversity on economic policies and outcomes. Our focus is on both focus both cities in developed countries (the US) and villages in developing countries. We also consider the endogenous formation of political...

This paper shows that the level of deforestation in Indonesia is positively related to the degree of ethnic fractionalization at the district level. To identify a casual relation we exploit the exogenous timing of variations in the level of ethnic heterogeneity due to the creation of new...