Showing 21 - 29 of 29
ermittelt, die den Patentschutz durch Zahlung der Verlängerungsgebühren von 1977 bis 1995 in Deutschland aufrechterhalten hatten …
Persistent link: https://www.econbiz.de/10011417779
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
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
Persistent link: https://www.econbiz.de/10009745140
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
We study whether compulsory religious education in schools affects students’ religiosity as adults. We exploit the staggered termination of compulsory religious education across German states in models with state and cohort fixed effects. Using three different datasets, we find that abolishing...
Persistent link: https://www.econbiz.de/10013308746
We study whether compulsory religious education in schools affects students’ religiosity as adults. We exploit the staggered termination of compulsory religious education across German states in models with state and cohort fixed effects. Using three different datasets, we find that abolishing...
Persistent link: https://www.econbiz.de/10013191562
Persistent link: https://www.econbiz.de/10013428028
We explore the tail of patented invention value distributions by using value estimates obtained directly from patent holders. The paper focuses on those full-term German patents of the application year 1977 which were held by West German and U.S. residents. The most valuable patents in our data...
Persistent link: https://www.econbiz.de/10013428141