Patents and R&D - An econometric investigation using applications for German, European and US Patents by German Companies

Licht, Georg und Konrad Zoz (2000), Patents and R&D - An econometric investigation using applications for German, European and US Patents by German Companies, in: D. Encaoua, B. Hall, F. Laisney, J. Mairesse (Hrsg.), The economics and econometrics of innovation, Kluwer Academic Publishers (Dordrecht) 307-338