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Are there financing constraints for R&D and investment in German manufacturing firms?

Harhoff, Dietmar - 1996

Persistent link: https://www.econbiz.de/10000647702

R&D and productivity in German manufacturing firms

Harhoff, Dietmar - 1994 - Rev. ed

Persistent link: https://www.econbiz.de/10000151509

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 … was subsequently cited. results from two wide-ranging surveys, one in Germany and one in the United States, support … expiration in environments such as Germany with highly progressive annual maintenance fees are more valuable and more highly …

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

Exploring the tail of patented invention value distributions

Harhoff, Dietmar; Scherer, Frederic M.; Vopel, Katrin - 1997

Patent renewal studies reveal a highly rightward-skewed distribution of patent values. Our approach elicits valuations approximating those of the patented invention. This paper focuses on the full-term patents of the application year 1977 held by West German and U.S. residents. The tail of...

Persistent link: https://www.econbiz.de/10011417839

R&D and productivity in German manufacturing firms

Harhoff, Dietmar - 1994 - Rev. ed

This paper uses a new firm panel data set to explore the relationship between R&D and productivity in German manufacturing firms for the period from 1979 to 1989. The results confirm the view that R&D is an important determinant of productivity growth. In the cross-section, the elasticity of...

Persistent link: https://www.econbiz.de/10011620038

Is the German apprenticeship system a panacea for the US labour market?

Harhoff, Dietmar; Kane, Thomas J. - 1995

market outcomes for apprentices in Germany and high school graduates in the United States. Apprentices in Germany occupy a … provide evidence that the problem of forming labor market bonds is particularly acute for minority youth in Germany as well as …

Persistent link: https://www.econbiz.de/10011621474

Firm formation and regional spillovers : evidence from Germany

Harhoff, Dietmar - 1995

This paper studies the effect of regional spillovers on the rate of firm formation in two major West German industries for the time period from 1989 to 1993. I exploit regional variations in firm formation at the county level to identify the effects of historically given industry structure and...

Persistent link: https://www.econbiz.de/10011621492

Are there financing constraints for R&D and investment in German manufacturing firms?

Harhoff, Dietmar - 1996

Using a newly constructed panel dataset of German enterprises, I estimate R&D and capital investment equations for the time period from 1990 to 1994. Simple accelerator specifications indicate considerable sensitivity of R&D and investment to cash flow for relatively small firms. Much of this...

Persistent link: https://www.econbiz.de/10011621855

Das Mannheimer Innovationspanel

Harhoff, Dietmar; Licht, Georg - 1993

dem Mannheimer Innovationspanel wird in mehrfacher Hinsicht Neuland - zumindest für die Bundesrepublik Deutschland …

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

Growth and exit of West German firms : an empirical investigation on the impact of liability statutes

Harhoff, Dietmar; Stahl, Konrad; Woywode, Michael J. - 1995

In this paper we discuss determinants of firm survival and growth in Germany within its pre-1989 boundaries. We develop …

Persistent link: https://www.econbiz.de/10011622932