Recent scholarship has started to find more and more evidence that refugees in their plight also contribute to the spread of conflict across borders. Relatively little is known, however, about whether internally displaced persons (IDPs) lead through similar mechanisms to the spread of conflict...

In the literature on civil conflicts federalism is often touted as a useful institution to address regional demands. Diversity in the groups present in a country is associated, however, also with a higher tendency for conflicts. In this paper we examine how the geographic distribution of groups...