We analyze the use of patent protection as a new policy to direct technical change to clean technology. Contrary to … popular belief, it is dirty (and not clean) innovations that should be excluded from patent protection to reduce emissions. In … the shortrun, removing patent protection on dirty technology increases emissions. However, the reduced markup on dirty …

This essay is the introduction to a forthcoming volume entitled, Regulating Innovation: Competition Policy and Patent … relationship between regulation - both through competition policy and patent law - and innovation, and the corresponding …, this essay introduces the organizing themes of the volume. Innovation is critical to economic growth. While it is well …

-technology machine is launched after the patent is granted is influenced by two factors: returns to scale in technology development and … imitators to enter an industry, i.e., when imitation is swift and relatively cheap and/or patent protection is relatively … lengthy. We then explore the link between the optimal patent length and economic growth, and find that the equilibrium …