Many countries, especially in Europe, have ambitious goals to transform their national energy systems towards renewable energies. Technological change in both renewable production and efficient use of energy can help to make these targets come true. Using a panel of German firms linked to the...

This paper aims to shed light on the role of technological opportunities for green innovation by studying the case of Green ICT innovation. We test two hypotheses: (1) Firms active in low-opportunity technological areas are less innovative; (2) Firms active in low-opportunity technological areas...

Die heutige intensive Auseinandersetzung mit dem Fragenkomplex "technischer Fortschritt" hat verschiedene historische Wurzeln und entstammt verschiedenen Forschungsrichtungen. Technischer Fortschritt wird heute von den meisten Ökonomen als ökonomisches Phänomen anerkannt, dem volle...

China recently surpassed the USA as the greatest global source of patent applications. However, without internationally comparable measures of patent quality it remains questionable whether China's patent expansion constitutes the rise of a new technological superpower. Our novel quality index...