Who chooses suicide attacks? Though rebels typically target poor countries, suicide attacks are just as likely to target rich democracies. Though many groups have grievances, suicide attacks are favored by the radical religious. Though rebels often kill coreligionists, they seldom use suicide...

Flexible labor markets require geographically mobile workers to be efficient. Otherwise firms can take advantage of the immobility of workers and extract rents at the expense of workers. In cultures with strong family ties, moving away from home is costly. Thus, to limit the rents of firms and...

In a cross-section of countries, government regulation is strongly negatively correlated with social capital. We document this correlation, and present a model explaining it. In the model, distrust creates public demand for regulation, while regulation in turn discourages social capital...

Can public policy interfere with culture, such as beliefs and norms of cooperation? We investigate this question by evaluating the interactions between the State and the Civil Society, focusing on the labor market. International data shows a negative correlation between union density and the...

We use several data sets to consider the effect of teaching practices on student beliefs, as well as on organization of firms and institutions. In cross-country data, we show that teaching practices (such as copying from the board versus working on projects together) are strongly related to...