We estimate the effect of immigrant flows on native employment in Western Europe, and then ask whether the employment consequences of immigration vary with institutions that affect labour market flexibility. Reduced flexibility may protect natives from immigrant competition in the near term, but...

Natural and agricultural resources for which there is a substantial black market, such as coca, opium, and diamonds, appear especially likely to be exploited by the parties to a civil conflict. On the other hand, these resources may also provide one of the few reliable sources of income in the...

A longstanding question in the economics of the family is the relationship between sibship size and subsequent human capital formation and economic welfare. If there is a causal "quantity-quality trade-off," then policies that discourage large families should lead to increased human capital,...

In Israel, as in many other countries, a high school matriculation certificate is required by universities and some jobs. In spite of the certificate’s value, Israeli society is marked by vast differences in matriculation rates by region and socioeconomic status. We attempted to increase the...