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Evidence on the impact of R&D and ICT investments on innovation and productivity in Italian firms
Hall, Bronwyn H.; Lotti, Francesca; Mairesse, Jacques - In: Economics of innovation and new technology 22 (2013) 3/4, pp. 300-328
Persistent link: https://www.econbiz.de/10009791552
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Research, innovation and productivity : an econometric analysis at the firm level
Crépon, Bruno; Duguet, Emmanuel; Mairesse, Jacques - In: Economics of innovation and new technology 7 (1998) 2, pp. 115-158
Persistent link: https://www.econbiz.de/10001586985
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R&D, patents and market value revisited : is there a second (technological opportunity) factor?
Griliches, Zvi - In: Economics of innovation and new technology 1 (1991) 3, pp. 183-201
Persistent link: https://www.econbiz.de/10001118700