We examine the relationship between product liability litigation and innovation by systematically combining data on …

Liability laws designed to compensate for harms caused by defective products may also affect innovation. We examine … negative impact on downstream innovation in medical implants, but it had no significant effect on upstream polymer patenting … effect on downstream innovation …

This paper estimates the social returns to investments in innovation. The disparate spillovers associated with … innovation, including imitation, business stealing, and intertemporal spillovers, have made calculations of the social returns … under conservative assumptions, innovation efforts produce social benefits that are many multiples of the investment costs …

" about future performance and standard measures of corporate innovation. We begin by developing a career concern model where … probability of failure, are more likely to pursue innovation, and that this effect is larger in more competitive industries. We …

burden mechanism suggests that the nature of innovation is changing, with negative implications for long-run economic growth …

We study the causal impact of patent invalidation on subsequent innovation and exit by the patent holder. The analysis …

Cumulative innovation is central to economic growth. Do patent rights facilitate or impede follow-on innovation? We …. Patent rights block downstream innovation in computers, electronics and medical instruments, but not in drugs, chemicals or … triggers more follow-on innovation by small firms …

interplay of these two localized externalities and their impact on regional innovation. We examine MSA-level patent data during … the period 1975-2000 and find that innovation output is higher where large and small labs coexist. The finding is robust …