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They don't invent them like they used to : an examination of energy patent citiations over time
Popp, David - In: Economics of innovation and new technology 15 (2006) 8, pp. 753-776
Persistent link: https://www.econbiz.de/10003389512
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The effects of innovation policies on business R&D : a cross-national empirical study
Wu, Yonghong; Popp, David; Bretschneider, Stuart Ira - In: Economics of innovation and new technology 16 (2007) 3/4, pp. 237-253
Persistent link: https://www.econbiz.de/10003610199
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THE EFFECTS OF INNOVATION POLICIES ON BUSINESS R&D: A CROSS-NATIONAL EMPIRICAL STUDY
Wu, Yonghong; Popp, D.; Bretschneider, S. - In: Economics of innovation and new technology 16 (2007) 3-4, pp. 237-254
Persistent link: https://www.econbiz.de/10007755037
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THE EFFECTS OF INNOVATION POLICIES ON BUSINESS R&D: A CROSS-NATIONAL EMPIRICAL STUDY
Wu, Yonghong; Popp, D.; Bretschneider, S. - In: Economics of innovation and new technology 16 (2007) 4, pp. 237-254
Persistent link: https://www.econbiz.de/10007770303
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Coordinating the accumulation of physical and human capital in different institutional settings
Amendola, Mario; Vona, Francesco - In: Economics of innovation and new technology 21 (2012) 7/8, pp. 631-653
Persistent link: https://www.econbiz.de/10009706350
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Coordinating the accumulation of physical and human capital in different institutional settings
Amendola, Mario; Vona, Francesco - In: Economics of innovation and new technology 21 (2012) 7, pp. 631-654
Persistent link: https://www.econbiz.de/10010044110
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THEY DON'T INVENT THEM LIKE THEY USED TO: AN EXAMINATION OF ENERGY PATENT CITATIONS OVER TIME
Popp, David - In: Economics of innovation and new technology 15 (2006) 8, pp. 753-776
Persistent link: https://www.econbiz.de/10007381463