George J. Borjas
Long-Run convergence of ethnic skill differentials, revisited
John F. Kennedy University|Harvard University|National Bureau of Economic Research
original study longrun convergence ethnic skill differentials concluded ethnic differentials introduced great migration seemed persist second third generations alba lutz vesselinov argue study contained number conceptual data problems conclude correlation skills first third generations disappears problems taken account reanalysis alba et al data however documents stronger link skills first third generations suggested authors