Using a difference-in-difference approach, we study how intellectual property right (IPR) protection affects innovation … in China in the years around the privatizations of state-owned enterprises (SOEs). Innovation increases after SOE …

innovation and international technology transfer in general. The literature suggests that patent protection in a host country … encourages technology transfer to that country but that its impact on innovation and development is much more ambiguous. We then … externalities, implies that patent protection may not be the optimal instrument for encouraging innovation in this area, especially …

What is the optimal system of intellectual property rights to encourage innovation? Empirical evidence from economic … existence of strong patent laws encourage innovation? And 2) May patent laws influence the direction - as opposed to the rate … innovations in developing countries, discourage innovation in the developing countries? This essay summarizes results of existing …

Research on the effects of patent protection on innovation and technology transfer in the cross-country pharmaceutical … industry adds to our understanding of the underlying forces driving a country's innovation level. Qian (2007) constructs a … not stimulate domestic innovation, as estimated by the US patent awards (both raw counts and citation-weighted) and …

Do intellectual property (IP) rights on existing technologies hinder subsequent innovation? Using newly-collected data …'s short-term IP had persistent negative effects on subsequent innovation relative to a counterfactual of Celera genes having …

encouragement of creation and innovation. Optimal policy depends on the quantitative strength of these two forces. We give a …

pharmaceuticals. We challenge this orthodox view and show, to the contrary, that the pace of innovation often is faster in a world …

How do non-practicing entities ("Patent Trolls") impact innovation and technological progress? Although this question …", who exploit the patent system to extract rents and thereby hurt innovation. We employ unprecedented access to NPE … also find that downstream innovation drops in fields where patents have been acquired by NPEs. Finally, our numerical …