R&D spillovers and productivity: Evidence from U.S. manufacturing microdata.
Autor: | Los, Bart1 b.los@eco.rug.nl, Verspagen, Bart2,3 bart.verspagen@merit.unimaas.nl |
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Zdroj: | Empirical Economics. 2000, Vol. 25 Issue 1, p127-148. 22p. |
Databáze: | Business Source Ultimate |
Externí odkaz: |