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Dyfyniad Arddull ChicagoLuzio, Rodolfo, Steven Dunaway, and Martin Kaufman. Returns to Human Capital and Investment in New Technology. Washington, D.C.: International Monetary Fund, 2001.
Dyfyniad MLALuzio, Rodolfo, et al. Returns to Human Capital and Investment in New Technology. International Monetary Fund, 2001.
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