, this paper examines the occurrence of IP litigation cases in Belgian firms using the 2013 Community Innovation Survey with … supplemental information on IP litigation and patent portfolios. The rich survey information regarding firms’ general innovation … imitation and incremental innovation. Our results indicate that when controlling for firms’ IP portfolio, the composition of …

differentiation and component innovation. We show that, as the complexity of the product spaces increases, stronger patent regimes … yield lower rates of innovation, lower product quality and lower consumers' welfare. -- Patents ; appropriability of … innovation ; complex product industries ; industrial dynamics …