The recent surge of patent disputes plays an important role in discouraging firms from entering new technology domains … at EPO between 2000 and 2015, we construct a new measure of litigiousness using patent opposition data. We find that the … degree of litigiousness and the density of patent thickets negatively affect the likelihood of firms entering new TDs. Across …

differentiation and component innovation. We show that, as the complexity of the product spaces increases, stronger patent regimes …

This paper analyses the evolution of the intellectual property regime (IPR), and more precisely the patent regime, in … patent regimes can only be understood in relation to changes in the main institutional forms of capitalism: forms of the firm …