We use anonymized data from Facebook to construct a new measure of the pairwise social connectedness between 180 countries and 332 European regions. We find that two countries trade more with each other when they are more socially connected and when they share social connections with a similar...

Technological progress and trade potentially affect wages and employment. Technological progress can make jobs obsolete and trade can increase unemployment in import competing sectors. Empirical evidence suggests that both causes are important to explain recent labour market developments in many...