Drew Keeling, Monday, June 23, 2014 - 00:00

When nations declared war in 1914, migration policies changed. This column describes some of these changes and how they affected later migration incentives and patterns. Before 1914, migration had been peaceful and driven by market incentives. Since 1914, it has been shaped by politically determined quotas, legal restrictions, and flights from wars and oppression.

CEPR Policy Research