McKenzie, David
How important is selection?: experimental versus non-experimental measures of the income gains from migration by David McKenzie, John Gibson and Steven Stillman - Washington, D.C. World Bank 2006 - 47p. - Policy research working paper; 3906 .
Social mobility --New Zealand
Tongans --New Zealand
Immigrants --New Zealand --Economic conditions
How important is selection?: experimental versus non-experimental measures of the income gains from migration by David McKenzie, John Gibson and Steven Stillman - Washington, D.C. World Bank 2006 - 47p. - Policy research working paper; 3906 .
Social mobility --New Zealand
Tongans --New Zealand
Immigrants --New Zealand --Economic conditions