Immigrants during two global centuries : rising quantity and falling quality -- A framework -- Looking at local labor markets -- Immigration shocks and labor market absorption : two modern examples -- Immigrants, wages, and inequality : the global centuries compared -- Policy and the demise of...

Introduction : geographical and historical background -- The world economy at the turn of the first millennium -- World trade 1000-1500 : the economic consequences of Genghis Khan -- World Trade 1500-1650 : old world trade and new world silver -- World trade 1650-1780 : the age of mercantilism...