Patent evolution in relation to public/private R&D investment and corporate profitability: Evidence from the United States: A compilation of relationships based on long run time series techniques

Author: Verbeek Arnold   Debackere Koenraad  

Publisher: Springer Publishing Company

ISSN: 0138-9130

Source: Scientometrics, Vol.66, Iss.2, 2006-01, pp. : 279-294

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Abstract