, 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 …

market (innovation). It turns out that spillovers from rivals lead to more imitation, while inputs from customers and … research institutions enhance original innovation. …

. Importantly, the theoretical model captures the strategic behavior between competing firms, its effect on their innovation … knowledge diffusion from the frontier firms to the laggard ones in explaining the observed shifts. We conclude by presenting new … evidence that corroborates a declining knowledge diffusion in the economy. We document a higher concentration of patenting in …