patent boxes and R&D subsidies to promote innovation. We show that when countries set their tax policies non …-cooperatively, innovation is fostered, at the margin, only by the R&D subsidy, whereas the patent box tax rate is targeted at attracting …

collaborate in R&D is increasing in R&D productivity. The key findings of the theoretical model are tested using German innovation … survey data for the service sector. A simultaneous model for cooperation choice and innovation expenditures shows that R …&D cooperation has a weakly significant positive effect on innovation expenditures. The empirical results broadly support the …