Bryson, Alex; Rossi, Giambattista; Simmons, Rob - Centre for Economic Performance, LSE - 2012
In efficient global labour markets for very high wage workers one might expect wage differentials between migrant and … domestic workers to reflect differences in labour productivity. However, using panel data on worker-firm matches in a single … only partially accounted for by individual labour productivity. We show that the differential partly reflects the superstar …