Protecting their intellectual assets : appropriability conditions and why U.S. manufacturing firms patent(or not)

Bibliographische Detailangaben
1. Verfasser: Cohen, Wesley M.
Weitere Verfasser: Nelson, Richard R., Walsh, John P.
Format: Buch
Sprache:English
Veröffentlicht: Cambridge National Bureau of Economic Research 2000.
Schriftenreihe:NBER working paper series no.7552
Schlagworte: