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International R&D spillovers and economic performance of firms : an empirical study using random coefficient models
Negassi, Syoum - In: Applied economics 41 (2009) 7/9, pp. 947-976
Persistent link: https://www.econbiz.de/10003842277
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International R&D spillovers : an empirical study
Macdissi, Charbel; Negassi, Syoum - In: Economics of innovation and new technology 11 (2002) 2, pp. 77-91
Persistent link: https://www.econbiz.de/10001661232
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The effect of spillovers and government subsidies on R&D, international R&D cooperation and profits : evidence from France
Favre, Florent; Negassi, Syoum; Pfister, Etienne - In: Innovation and firm performance : econometric …, (pp. 201-224). 2002
Persistent link: https://www.econbiz.de/10001639447
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Does the relationship between innovation and competition vary across industries? : comparison of public and private research enterprises
Negassi, Syoum; Lhuillery, Stéphane; Sattin, Jean-François - In: Economics of innovation and new technology 28 (2019) 5, pp. 465-482
Persistent link: https://www.econbiz.de/10012200138