We study the optimal allocation of R&D resources in an endogenous growth model with an innovation network, through … more R&D toward key sectors that are upstream in the innovation network. Second, we extend to an open-economy setting and … spillovers has less incentive to direct resources toward innovation-upstream sectors, leading to cross-country differences in …

This paper studies how hedge fund activism reshapes corporate innovation. Firms targeted by hedge fund activists … experience an improvement in innovation efficiency during the five-year period following the intervention. Despite a tightening … in R&D expenditures, target firms experience increases in innovation output, measured by both patent counts and citations …