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240510s1987 mau gr ||||||eng d |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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| 245 |
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|a The effects of technological change on earnings and income inequality in the United States /
|c McKinley L. Blackburn, David E. Bloom.
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| 260 |
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|a Cambridge, MA :
|b National Bureau of Economic Research,
|c 1987.
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| 300 |
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|a 57 páginas.
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| 490 |
0 |
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|a NBER working paper series
|v no. 2337
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| 700 |
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|a Bloom, David Elliot
|d 1955-
|e Autor/a
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| 949 |
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|a -AEM
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