Patent statistics as a measure of technological vitality
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- Hagedoorn, John & Cloodt, Myriam, 2003. "Measuring innovative performance: is there an advantage in using multiple indicators?," Research Policy, Elsevier, vol. 32(8), pages 1365-1379, September.
- Stuart, Graham & Higgins, Matthew, 2007. "The Impact of Patenting on New Product Introductions in the Pharmaceutical Industry," MPRA Paper 4574, University Library of Munich, Germany.
- Hagedoorn, John & Duysters, Geert, 2000. "Learning in Dynamic Inter-firm Networks - The Efficacy of Multiple Contacts," Research Memorandum 009, Maastricht University, Maastricht Economic Research Institute on Innovation and Technology (MERIT).
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