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Patents as quality signals? : the implications for financing constraints on R&D
Hottenrott, Hanna; Hall, Bronwyn H.; Czarnitzki, Dirk - In: Economics of innovation and new technology 25 (2016) 3/4, pp. 197-217
Persistent link: https://www.econbiz.de/10011449660
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Inter-organizational collaboration and financing constraints for R&D
Czarnitzki, Dirk; Hottenrott, Hanna - In: Economics letters 161 (2017), pp. 15-18
Persistent link: https://www.econbiz.de/10011903833
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Industrial research versus development investment : the implications of financial constraints
Czarnitzki, Dirk; Hottenrott, Hanna; Thorwarth, Susanne - In: Cambridge journal of economics 35 (2011) 3, pp. 527-544
Persistent link: https://www.econbiz.de/10009247394