Protecting their intellectual assets : appropriability conditions and why U.S. manufacturing firms patent(or not)
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| Weitere Verfasser: | , |
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Cambridge
National Bureau of Economic Research
2000.
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| Schriftenreihe: | NBER working paper series
no.7552 |
| Schlagworte: |