A longstanding research tradition assumes that endogenous technological development increases regional productivity. It has been assumed that measures of regional patenting activity or human capital are an adequate way to capture the endogenous creation of new ideas that result in productivity...

At the regional scale, human capital and agglomeration forces are assumed to shape innovative capacity, but there are likely to be more direct channels like the development and commercialization of new products. This article examines the relationship between inventive activity and productivity...