Assessing the R&D Management of Firms by Patent Citation : Evidence from the US Patents
Nagaoka, Sadao
WP#04-10 一橋大学イノベーション研究センター (2004/05)
In this paper we evaluate statistically how the R&D management of a firm in terms of speed of research, exploitation of knowledge in the scientific journals and research focusing affects research quality in terms of (forward) patent citation. We extensively control the endogeneity of explanatory variables in our estimation. We find tha…
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