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"Wacky" patents meet economic indicators
Czarnitzki, Dirk; Hussinger, Katrin; Schneider, Cédric - In: Economics letters 113 (2011) 2, pp. 131-134
Persistent link: https://www.econbiz.de/10009375604
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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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The knowledge production of "R and "D"
Czarnitzki, Dirk; Kraft, Kornelius; Thorwarth, Susanne - In: Economics letters 105 (2009) 1, pp. 141-143
Persistent link: https://www.econbiz.de/10003899412
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Innovation indicators and corporate credit ratings : evidence from German firms
Czarnitzki, Dirk; Kraft, Kornelius - In: Economics letters 82 (2004) 3, pp. 377-384
Persistent link: https://www.econbiz.de/10001938468
Cover Image
“Wacky” patents meet economic indicators
Czarnitzki, Dirk; Hussinger, Katrin; Schneider, Cédric - In: Economics letters 113 (2011) 2, pp. 131-135
Persistent link: https://www.econbiz.de/10009807233
Cover Image
The knowledge production of ‘R’ and ‘D’
Czarnitzki, Dirk; Kraft, Kornelius; Thorwarth, Susanne - In: Economics letters 105 (2009) 1, pp. 141-144
Persistent link: https://www.econbiz.de/10008895713
Cover Image
The knowledge production of ‘R’ and ‘D’
Czarnitzki, Dirk; Kraft, Kornelius; Thorwarth, Susanne - In: Economics letters 105 (2009) 1, pp. 141
Persistent link: https://www.econbiz.de/10008306659
Cover Image
Innovation indicators and corporate credit ratings: evidence from German firms
Czarnitzki, Dirk; Kraft, Kornelius - In: Economics letters 82 (2004) 3, pp. 377-384
Persistent link: https://www.econbiz.de/10006758408