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Submarines in software? : Continuations in US software patenting in the 1980s and 1990s
Graham, Stuart J. H.; Mowery, David C. - In: Economics of innovation and new technology 13 (2004) 5, pp. 443-456
Persistent link: https://www.econbiz.de/10002001528
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R&D and productivity in German manufacturing firms
Harhoff, Dietmar - In: Economics of innovation and new technology 6 (1998) 1, pp. 29-49
Persistent link: https://www.econbiz.de/10001244312
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Firm formation and regional spillovers : evidence from Germany
Harhoff, Dietmar - In: Economics of innovation and new technology 8 (1999) 1/2, pp. 27-55
Persistent link: https://www.econbiz.de/10001379733
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Submarines in software? continuations in US software patenting in the 1980s and 1990s
Graham, Stuart; Mowrey, David - In: Economics of innovation and new technology 13 (2004) 5, pp. 443-456
Persistent link: https://www.econbiz.de/10007381266
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Firm Formation and Regional Spillovers - Evidence from Germany
Harhoff, Dietmar - In: Economics of innovation and new technology 8 (1999) 1-2, pp. 27-56
Persistent link: https://www.econbiz.de/10007381397
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R&D and Productivity in German Manufacturing Firms
Harhoff, Dietmar - In: Economics of innovation and new technology 6 (1998) 1, pp. 29-50
Persistent link: https://www.econbiz.de/10007381438