destruction by increasing the entrepreneurial effort allocated to high-quality invention projects. Using detailed data on patents …

competitors. The paper examines the capacity for decentralised patent-based incentive mechanisms to result in socially optimal … incompatibility between the dynamics of the patent system and the dynamics of the resistance problem under both types of evolution …. Under scale-dependent evolution, the externalities within a patent-based system indicate that decentralised mechanisms will …

sector. We use firm-level data on patents filed in renewable (REN) and fossil fuel (FF) technologies by 5,261 European firms …

of the receiving country. We test the empirical implications of our model using patent data in renewable and fossil … Moment estimator. We show that knowledge transfer through patent duplication increases with the level of IPR protection, but … more sensitive to uncertainty. Commitment to EPs also increases the incentives for patent duplication. The magnitude of the …

likelihood of patent renewal. Since the owners know more about the patents than potential external financiers, there is a problem …I apply a survival model to a detailed dataset of Swedish patents to estimate how different factors affect the … venture capital. The empirical results show that patents which have received soft government financing in the R&D-phase have a …

Using a unique database on individual Swedish patents, a survival model estimates how different factors influence the …. For external financing of patent projects and small technology-based firms, Sweden has during long time relied on … government support rather than private venture capital firms. The empirical results show that the larger share of the patent …

In this paper, I analyze the commercialization of patents in the Swedish medicine & hygiene sector. A unique database … makes it possible to use a new method, where I follow the commercialization process of individual patents. A surprisingly … commercialization, 90% of the patents are commercialized in existing firms and only 10% in new start-ups. Few patents are sold or …

policy. With infinite patent lifetime, the R&D subsidy should be constant and independent of the state of the environment …. However, with finite patent lifetime, optimal innovation policy depends on the stage of the environmental problem. In the … fall monotonically over time to stimulate initial R&D investments. Alternatively, with a constant R&D subsidy, patents …

This paper analyzes the effect of an increase in patent scope on R&D and innovation. It presents a model where patent … duplication of R&D. The model predicts that an increase in patent scope can increase the probability of innovation if the … technology. However, when the model is extended to Stackelberg competition or licensing, the benefit of a broad patent scope to a …