Technological change and gains in efficiency of renewable power generation technologies are to a large extent driven by governmental support. Various policies that can broadly be categorized as technology push, demand pull or systemic constitute a policy mix for renewable energies. Our goal is...

This paper proposes a search strategy for photovoltaic patents which allows to distinguish the photovoltaic system into sub-trajectories. Identifying and analyzing sub-trajectories is of particular importance for understanding micro patterns of technological change. The proposed search strategy...

Diese Dissertationsschrift untersucht die Prozesse der Entstehung neuen Wissens und des Wissensaustausches. Neues Wissen und die Übertragung in neue Technologien oder die Verbesserung von bestehenden ist ein wesentlicher Treiber wirtschaftlicher Entwicklung. Das bisherige Verständnis über...

The 'doing-using-interacting mode' of innovation (DUI) is considered an important component of innovative activity. It describes informal innovative activities and thus complements the 'science-technology-innovation mode' (STI) based on research and development. While empirical measurement of...