Buzard, Kristy; Carlino, Gerald A.; Hunt, Robert M.; … - Federal Reserve Bank of Philadelphia - 2015
clustering of private R&D labs, and, using patent citations data, we provide evidence of localized knowledge spillovers within … knowledge spillovers at either the state or metropolitan area level. However, much information is lost regarding differences in … the localization of knowledge spillovers in specific geographic areas. In this article, we show that such differences can …