Distance related variables typically vary in a cross-section dimension but less so in a time dimension across cities, regions, or countries. The enlargement of the EU or the introduction of the euro, however, can be looked upon as integration shocks that are informative of the consequences of...

The paper examines the timing of exit from the interwar gold-exchange standard for a panel of European countries, based on monthly data over the period January 1928 - December 1936. I show that exit from gold can be understood in terms of a trade-off between a limited set of factors commonly...

We use aggregated data from Facebook to study the structure of social networks across European regions. Social connectedness declines strongly in geographic distance and at country borders. Historical borders and unions — such as the Austro-Hungarian Empire, Czechoslovakia, and East/West...