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...

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 develops a simple two-country model in which each economy consists of two sectors: a competitive non-tradable sector and an oligopolistic tradable sector. We investigate two related issues that arise in response to trade liberalization. First, we examine the linkage between trade...