Müller, Elisabeth; MacGarvie, Megan J.; Cockburn, Iain M. - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
We examine the relationship between fragmented intellectual property (IP) rights and innovative performance, taking … in the relevant technology. We also observe a negative relationship between IP fragmentation and innovative performance … innovative performance also depends on the size of a firm's patent portfolio, which suggests an important strategic role for …