The Evolution of Global Bilateral Migration: 1960-2000

The empirical analysis of migration flows and their impact lags behind the policy debate and the theoretical literature. The main reason is the absence of comprehensive and reliable data on international migration patterns and migrant characteristics at either the aggregate or the household level.

Ozden C., C. Parsons, M. Schiff, and T-L. Walmsley  "The Evolution of Global Bilateral Migration:1960-2000", Ferdi, Policy brief B15, January 2011