This paper examines the interactive effect of distance and trade on international conflict and cooperation. The effect of geographic distance depends on trade, while the effect of trade varies with geographic distance. Trade reduces conflict to a greater extent when dyads are geographically...

This paper investigates whether the relatedness of populations across the world shapes international trade flows. Using data on common ancestry for 172 countries covering more than 99% of global trade, we document that country pairs with a larger ancestral distance are less likely to trade with...

This article describes the development of international trade blocs world wide from the 1950s till 2010. We updated the data on international trade flows and introduced a new trade bloc variable based on the intramax hierarchical clustering technique, which defines trade blocs on actual trade...