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Essays On Urban Economics, Social Networks And Innovation, Yanmin Yang
Essays On Urban Economics, Social Networks And Innovation, Yanmin Yang
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My dissertation comprises two papers on urban economics, social networks, and innovation. The main question that connects these two papers is what the trade-off between inventor teams and social networks in patent development is. Two papers provide empirical evidence and answer the question from different perspectives.
Chapter 1 examines the joint effect of inventor social networks and team size on patent impact. Using data from the United States Patent and Trademark Office (USPTO) from 1975 to 2010, results confirm that the marginal effect of network size on patent impact decreases as team size expands, indicating that inventor networks and team …