We examine the effect of language acquisition on the growth of immigrants' earnings. We gathered data on recent Soviet immigrants to Israel that include retrospective questions on earnings and language ability on entry into their current job. Language acquisition is found to interact positively...

We use a unique sample of Russian immigrants and natives in Israel to examine the return to English knowledge. In cross-section estimates there is a significant return to English knowledge for both immigrants and natives with high levels of education. Language acquisition is an important element...

In this paper we compare the labor market performance of Israeli students who graduated from one of the leading universities, Hebrew University (HU), with those who graduated from a professional undergraduate college, College of Management Academic Studies (COMAS). Our results support a model in...

Research on insurgency has been invigorated this past decade by better data, improved methods, and the urgency of understanding active engagements in Iraq and Afghanistan. This empiricists’ insurgency reinforces a classic literature on the essential role of civilians while challenging older...

International development agencies invest heavily in institution building in fragile states, including expensive interventions to support democratic elections. Yet little evidence exists on whether elections enhance the domestic legitimacy of governments. Using the random assignment of an...

Most interpretations of prevalent counterinsurgency theory imply that increasing government services will reduce rebel violence. Empirically, however, development programs and economic activity sometimes yield increased violence. Using new panel data on development spending in Iraq, we show that...

This paper explores the relationship between investment and political violence through several possible mechanisms. Investment as a predictor of future violence implies that low private sector investment today provides a robust indicator of high violence tomorrow. "Rent-capture" or predation...

Catholic countries of Europe pose a demographic puzzle -fertility is unprecedentedly low (total fertility=1.3) despite low female labor force participation. We model three channels of religious effects on demand for children: through changing norms, reduced market wages, and reduced costs of...

Can rational choice modeling explain why Hamas, Taliban, Hezbollah and other radical religious rebels are so lethal? The literature rejects theological explanations. We propose a club framework, which emphasizes the function of voluntary religious organizations as efficient providers of local...

Can rational choice modeling explain destructive behavior among the Taliban, Hama and other radical religious militias? This paper proposes a club good framework which emphasizes the function of voluntary religious organizations as efficient providers of local public goods in the absence of...