This paper examines how high-skilled immigrants contribute to knowledge diffusion using a rich dataset of Russian scientists and US citations to Soviet-era publications. Analysis of a panel of US cities and scientific fields shows that citations to Soviet-era work increased significantly with...

Current debate on the energy security in the EU often stresses the EU dependency on gas imports from Russia. However, Russia is no less dependent on the EU – more than half of its gas exports goes to Europe. The purpose of this paper is to characterize this mutual dependency through an...