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Acemoglu, Daron; Akcigit, Ufuk; Kerr, William R. - 2016

linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its … strength. Past innovation network structures are calculated using citation patterns across technology classes during 1975 … predictive power on future innovation after 1995. This pattern is consistent with the idea that when there is more past upstream …

Persistent link: https://www.econbiz.de/10011557905

In-house R&D and external knowledge acquisition : what makes Chinese firms productive? ; conference paper

Boeing, Philipp; Müller, Elisabeth; Sandner, Philipp - 2013

This paper analyses the influence of in-house R&D and external knowledge acquisition on the total factor productivity (TFP) of listed Chinese firms for the time period 2001-2010. We find a quantitatively important positive effect of in-house R&D. The achieved level of technological...

Persistent link: https://www.econbiz.de/10010337198

The influence of strategic patenting on companies' patent portfolios

Blind, Knut (contributor); Cremers, Katrin (contributor); … - 2007

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...

Persistent link: https://www.econbiz.de/10003447748

Innovation network

Acemoglu, Daron; Akcigit, Ufuk; Kerr, William R. - 2016

Persistent link: https://www.econbiz.de/10011876795

Patent Thickets, Licensing and Innovative Performance

Müller, Elisabeth; MacGarvie, Megan J.; Cockburn, Iain M. - 2008

, but only for firms that engage in in-licensing and only for product innovation. The relationship between fragmentation and …

Persistent link: https://www.econbiz.de/10010298682

Patent thickets, licensing and innovative performance

Cockburn, Iain M.; MacGarvie, Megan J.; Müller, Elisabeth - 2009

higher innovative performance for firms that do not in-license. Furthermore, the effects of fragmentation on innovation also …

Persistent link: https://www.econbiz.de/10010299833

To Be Financed or Not … - The Role of Patents for Venture Capital Financing

Haeussler, Carolin; Harhoff, Dietmar; Müller, Elisabeth - 2009

This paper investigates how patent applications and grants held by new ventures improve their ability to attract venture capital (VC) financing. We argue that investors are faced with considerable uncer-tainty and therefore rely on patents as signals when trying to assess the prospects of...

Persistent link: https://www.econbiz.de/10010427765

State capacity and American technology : evidence from the 19th century

Acemoglu, Daron; Moscona, Jacob; Robinson, James A. - 2016

Persistent link: https://www.econbiz.de/10011435833

Measuring patent quality in cross-country comparison

Boeing, Philipp; Müller, Elisabeth - In: Economics letters 149 (2016), pp. 145-147

Persistent link: https://www.econbiz.de/10011620216

Patent thickets, licensing and innovative performance

Cockburn, Iain; MacGarvie, Megan; Müller, Elisabeth - In: Industrial and corporate change 19 (2010) 3, pp. 899-925

Persistent link: https://www.econbiz.de/10008647600