Biblioteca del Instituto de Estudios Fiscales

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Jaffe, Adam Benjamin

Geographic localization of knowledge spillovers as evidenced by patent citations .-- Cambridge (Mss.) : NBER , 1992

.--30 p. 22 cm .-- ( NBER. Working paper ; 3993 ).


Resumen. -- Conclusiones. -- Bibliografía


PATENTES
ESTADOS UNIDOS

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