Grafström, Jonas; Söderholm, Patrik; Gawel, Erik; … - 2017
-up convergence? In order to answer this question, we first construct country-specific R&D-based knowledge stocks, and then …&D-based knowledge build-up in renewable energy technology. This finding is consistent with free-riding behavior on the part of some …&D-based knowledge stock, and the deregulation of the EU electricity markets has tended to contribute to a lower speed of divergence. …