Einleitung: Im Auftrag des Bundesministeriums für Bildung und Forschung werden seit Jahren "Berichte zur technologischen Leistungsfähigkeit Deutschlands" vorgelegt, die den Strukturwandel in Richtung wissensintensiver Wirtschaftszweige und Tätigkeiten im zeitlichen und internationalen...

Research on processes of innovation has emphasised the role of (publicly funded) research institutions (RTOs) as well as the embeddedness of innovation procedures in a systemic context. This paper deals with the changing contribution of RTOs to innovation systems due to the emergence of a highly...

This paper discusses the impact of a firm's technology portfolio on its market value. Two concepts are used to characterize a firm's portfolio: the number of technological fields and the degree of relatedness within the portfolio characterized by the amount of joint occurrences of patents in...

We propose a duopoly model of competition between internet search engines endowed with different technologies and study the effects of an agreement where the more advanced firm shares its technology with the inferior one. We show that the superior firm enters the agreement only if it results in...