Ethnic religious organizations are often blamed for slowing down immigrants' assimilation in host societies. This paper offers the first systematic evidence on this topic by focusing on Italian Catholic churches in the US between 1890 and 1920, when four million Italians had moved to America,...

We use economic theory to examine the intensity of fundamentalist sects. Leaders work to enhance their followers? observance level. We model three stylized situations under which fundamentalist groups function, examining the intensity of observance in each. We find that, under reasonable...

Using a unique survey of adults in Turkey, we find that an increase in educational attainment, due to an exogenous secular education reform, decreases women's propensity to identify themselves as religious, lowers their tendency to wear a religious head cover (head scarf, turban or burka) and...

The effect of ethnic violence on electoral results provides useful insights into voter behaviour in democratic societies. Religious riots have claimed more than 14,000 lives in India since 1950. We study the effect of Hindu-Muslim riots on election results in India. We combine data on riots,...

We study the effect of divisions within the elite on the probability of internal conflict in the Papal States between 1295 and 1846. We assemble a new database using information on cardinals that participated in conclaves during this period, and construct measures of polarization and...

Using a unique survey of adults in Turkey, we find that an increase in educational attainment, due to an exogenous secular education reform, decreases women's propensity to identify themselves as religious, lowers their tendency to wear a religious head cover (head scarf, turban or burka) and...

We use economic theory to examine the intensity of fundamentalist sects. Leaders work to enhance their followers’ observance level. We model three stylized situations under which fundamentalist groups function, examining the intensity of observance in each. We find that, under reasonable...

Institutions are an important means for fostering prosocial behaviors, but in many contexts their scope is limited and they govern only a subset of all socially desirable acts. We use a laboratory experiment to study how the presence and nature of an institution that enforces prosocial behavior...

Throughout human history, informal sanctions by peers were ubiquitous and played a key role in the enforcement of social norms and the provision of public goods. However, a considerable body of evidence suggests that informal peer sanctions cause large collateral damage and efficiency costs....