Rothwell, Jonathan T.; Lobo, José; Strumsky, Deborah - 2015
relationship between inventive activity and productivity at the level of U.S. metropolitan economies, using a patents database that … with and Granger causes higher productivity in metropolitan areas. A standard deviation increase in patents predicts a 6 … percent increase in productivity over 10 years. Higher-quality patents enhance the effect. We attempt to identify a cross …