quality, follow-on innovation. Winning a first patent boosts a startup's subsequent growth and innovation by facilitating …We provide evidence on the value of patents to startups by leveraging the quasi-random assignment of applications to … examiners with different propensities to grant patents. Using unique data on all first-time applications filed at the U …

How do political connections affect firm dynamics, innovation, and creative destruction? To answer this question, we … build a firm dynamics model, where we allow firms to invest in innovation and/or political connection to advance their …, where we merge: (i) firm-level balance sheet data; (ii) social security data on the universe of workers; (iii) patent data …

We present a model of endogenous firm growth with R&D investment and innovation as the engine of growth. The objective … literature, but also on the literature on patent races and the discrete choice models of product differentiation. We examine to …

product market competition interact with the strength of patent rights. We provide empirical evidence of innovation responding …, that patent protection can complement competition in inducing innovation …Can patent protection and product market competition complement each other in enhancing incentives to innovate? In this …

innovation distinguishing between "dirty" (internal combustion engine) and "clean" (e.g. electric and hybrid) patents across 80 … tax-inclusive fuel prices. Furthermore, there is path dependence in the type of innovation both from aggregate spillovers … and from the firm's own innovation history. Using our model we simulate the increases in carbon taxes needed to allow …

sold on a market for patents. A firm can sell an idea that is not relevant to its business or buy one if it fails to … innovate. The developed model is matched up with stylized facts about the market for patents in the U.S. The analysis attempts … to gauge how efficiency in the patent market affects growth …

The pace of innovation is related both to the level of investment in innovation and the pool of knowledge from which … and design of IPR affects the extent to which any innovation adds to or subtracts from the pool of ideas that are … lead to a lower pace of innovation, and more generally, that long run effects may be the opposite of the short run effects …

An inventor's own knowledge is a key input in the innovation process. This knowledge can be built by interacting with … and patents. We document key empirical facts on inventors' productivity over the life cycle, inventors' research teams …, and interactions with other inventors. Among others, most patents are the result of collaborative work. Interactions with …

We model early expectations about the value and technological importance ('quality') of a patented innovation as a … latent variable common to a set of four indicators: the number of patent claims, forward citations, backward citations and … family size. The model is estimated for four technology areas using a sample of about 8000 U.S. patents applied for during …