Exploring the racial gap in infant mortality rates, 1920-1970
William J. Collins, Melissa A. Thomasson
Bok Engelsk 2002
Utgitt | Cambridge, Mass. : National Bureau of Economic Research , 2002
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Omfang | 55 s.
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Utgitt | Cambridge, Mass. : National Bureau of Economic Research , 2002
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Omfang | 55 s.
|