Chen, Yongmin; Pan, Shiyuan; Zhang, Tianle - Volkswirtschaftliche Fakultät, … - 2012
Under continual innovation, greater patent strength expands innovating firms’ profit against imitation, but also shifts … profit from current to past innovators. We show how the impact of patents on innovation, as determined by these two opposing … effect is negligible, and innovation monotonically increases in patent strength; otherwise, innovation has an inverted …