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Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik : Rückblick und Bestandsaufnahme

Fier, Andreas - 2001

We consider the development of German federal research and technology (R&T) policies since the 1960s and sketch the evolution of today's highly differentiated and complex set of policy instruments. Advances from economic theory and empirical results are reflected in this evolution, but have not...

Persistent link: https://www.econbiz.de/10014461006

Lending relationships in Germany : empirical evidence from survey data

Harhoff, Dietmar - 1998

Persistent link: https://www.econbiz.de/10013428157

Filling the gap : the consequences of collaborator loss in corporate R&D

Poege, Felix; Gäßler, Fabian; Hoisl, Karin; Harhoff, … - 2022

We examine how collaborator loss affects knowledge workers in corporate R&D. We argue that such a loss affects the remaining collaborators not only by reducing their team-specific capital (as argued in the prior literature) but also by increasing their bargaining power over the employer, who is...

Persistent link: https://www.econbiz.de/10014458846

Citation frequency and the value of patented innovation

Harhoff, Dietmar; Narin, Francis; Scherer, Frederic M.; … - 1997

Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....

Persistent link: https://www.econbiz.de/10011417779

Bargaining failure and freedom to operate : re-evaluating the effect of patents on cumulative innovation

Gaessler, Fabian; Harhoff, Dietmar; Sorg, Stefan - 2019

We investigate the causal effect of patent rights on cumulative innovation, using large-scale data that approximate the …

Persistent link: https://www.econbiz.de/10012139072

Das Mannheimer Innovationspanel

Harhoff, Dietmar; Licht, Georg - 1993

gleichzeitig die deutsche Teilerhebung der in allen EG-Ländern durchgeführten 'Community Innovation Survey' dar. Der Fragebogen …

Persistent link: https://www.econbiz.de/10011622173

Das Mannheimer Innovationspanel

Harhoff, Dietmar; Licht, Georg - 1993

Persistent link: https://www.econbiz.de/10000148415

Innovationsanreize in einem strukturellen Oligopolmodell

Harhoff, Dietmar - 1997

In diesem Beitrag wird ein Oligopolmodell der Innovationsaktivität entwickelt und mit Daten aus dem Mannheimer Innovationspanel geschätzt. Das Modell erlaubt es, bei der empirischen Umsetzung auf die Verwendung von Marktanteilsdaten und Nachfrageelastizitäten zu verzichten, die typischerweise...

Persistent link: https://www.econbiz.de/10009408161

Patents, freedom to operate, and follow-on innovation : evidence from post-grant opposition

Gäßler, Fabian; Harhoff, Dietmar; Sorg, Stefan; … - 2024

We study the blocking effect of patents on follow-on innovation by others. We posit that follow-on innovation requires … freedom to operate (FTO), which firms typically obtain through a license from the patentee holding the original innovation …. Where licensing fails, follow-on innovation is blocked unless firms gain FTO through patent invalidation. Using large …

Persistent link: https://www.econbiz.de/10014503038

Firm formation and regional spillovers - evidence from Germany

Harhoff, Dietmar - 1995

Persistent link: https://www.econbiz.de/10013428009