This article introduces GeoEPR, a geocoded version of the Ethnic Power Relations (EPR) dataset that charts politically relevant ethnic groups across space and time. We describe the dataset in detail, discuss its advantages and limitations, and use it in a replication of Cederman, Wimmer and...

Powerful political actors in the international system quite frequently adopt unilateral policies whose implications extend beyond their respective borders. Examples include financial market regulation as well as taxation, trade and environmental policies. They do so to avoid lowest...