Technical Change and the Relative Demand for Skilled Labor: The United States in Historical Perspective
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Chapter in forthcoming NBER book Human Capital in History: The American Record, Leah P. Boustan, Carola Frydman, and Robert A. Margo, editors
This paper was revised on November 1, 2013Technical Change and the Relative Demand for Skilled Labor: The United States in Historical Perspective, Lawrence F. Katz, Robert A. Margo
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