The quality of ideas : measuring innovation with multiple indicators

Bibliografische gegevens
Hoofdauteur:	Lanjouw, Jean O.
Andere auteurs:	Schankerman, Mark
Formaat:	Boek
Taal:	English
Gepubliceerd in:	Cambridge National Bureau of Economic Research 1999.
Reeks:	NBER working paper series no.7345
Onderwerpen:	Patents > Econometric models. > United States. Technological innovations > Evaluation > Statistical methods. > United States. Research, Industrial > Econometric models. > United States.