This paper presents an extension of the two-period Samaritan's Dilemma in order to analyze the potential for foreign aid to promote freedom. An example is the United States' recent opening towards Cuba. It is shown that a donor nation's dual concern for economic reforms and greater freedoms can...

This paper makes two contributions to the literature on terrorism: 1) It presents a model that explains the cyclical characteristics of terrorist attacks, and 2) It improves on the existing theoretical cyclical models since it takes explicitly into account terrorists’ motivations and...

This paper studies the expulsion of Jews from Spain in 1492. This forced migration process is addressed with a model that blends demographic, religious and macroeconomic features. The optimal migration path is derived. It is shown that a large portion of the Sephardim community fled the country...

The Dominican Republic and Haiti share one island but display different economic and environmental paths. Policy decisions in the Dominican Republic aimed at protecting environmental resources help in explaining its better economic and environmental performance as compared to Haiti. The paper...