Just like nearly every aspect of human experience, crime, civil conflict, and violence have become increasingly global. Around the world, civil wars, of which there are more today than at any time since the end of World War II, displace greater numbers of people ever further from their countries...

The differences in financial systems between industrial and developing countries are pronounced. It has been observed, both theoretically and empirically, that the differences in countries' financial systems are a source of comparative advantage in trade. Do and Levchenko point out that to the...

This paper analyzes theoretically and empirically the impact of comparative advantage in international trade on fertility. It builds a model in which industries differ in the extent to which they use female relative to male labor and countries are characterized by Ricardian comparative advantage...

Does the internet enable the recruitment of transnational terrorists Using geo-referenced population census data and personnel records from the Islamic State in Iraq and the Levant-a highly tech-savvy terrorist organization-this paper shows that internet access has facilitated the organization's...

The estimated duration of forced displacement situations is a key parameter in defining an adequate response to the crisis. Where the crisis is short, humanitarian aid may suffice; when it lasts, development interventions are required. Using data from the United Nations High Commissioner for...

This paper analyzes theoretically and empirically the impact of comparative advantage in international trade on fertility. It builds a model in which industries differ in the extent to which they use female relative to male labor and countries are characterized by Ricardian comparative advantage...

This paper analyzes the spatial distribution of refugees over 1987-2017 and establishes several stylized facts about refugees today compared with past decades. Refugees still predominantly reside in developing countries neighboring their country of origin. However, compared to past decades,...