This paper proposes three theoretical mechanisms through which polygyny may be related to social unrest. The mechanisms are related to different dimensions of grievance-inducing and, partly, greed-related inequality, which may occur in polygynous societies. These dimensions include (i) economic,...

This study analyses the impact of cultural composition on regional attractiveness from the perspective of migrant sorting behaviour. We use an attitudinal survey to quantify cultural distances between natives and immigrants in the area concerned, and estimate the migrants' varying preferences...

This paper empirically examines the heterogeneity in the effects of multiple dimensions of distance on trade across detailed product groups. Using finite mixture modelling on bilateral trade data at the 3-digit SITC level, we endogenously group product categories into an, a priori unknown,...

It has often been observed that there is substantial spatial variation in criminality, i.e. criminality clusters in neighborhoods. Differences in neighborhood characteristics are one possible reason, social interactions another. In this paper we use detailed data on the residential location of...

Does U.S. military aid make the United States safer? To answer this question, we collect data for 173 countries between 1968 and 2014. Exploiting quasi-random variation in the global patterns of U.S. military aid, we provide causal estimates of U.S. military aid on anti-American terrorism. We...