Brain drain: emigration rates by region of origin and by skill level, 2000 and 2005/06
Population aged 15 and over
Notes: Weighted averages. Income groups are classified according to the World Bank classification of economies based on the 2005 GNI per capita: low income USD 955 or less, lower middle income USD 996 –USD 3 945, upper middle income USD 3 946 – USD 12 195 and high income USD 12 196 and more. Former USSR and Former Yugoslavia are classified in “Upper middle income” countries, the aggregated category North and South Korea to “High income: OECD”. Former USSR, Former Czechoslovakia and Former Yugoslavia are assigned to the region “Europe”.
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Source: Database on Immigrants in OECD Countries (DIOC), 2000 and 2005-06; Barro, R. and J.-W. Lee (2010), “A New Data Set of Educational Attainment in the World, 1950-2010”, NBER Working Paper, No. 15902, Cambridge, Massachusetts.