This article uses a unique research design to statistically analyze how a firm's public-private network can shape its upgrading capabilities. Such a network includes a firm's ties to other firms as well as to associations, cooperatives, schools, and publicly supported institutions that aim to...

We introduce technological influence as a variable to measure an invention’s direct and indirect impact on the evolution of technology. This provides a novel means to study the short and long run effect of invention antecedents on technological evolution, invention activity, and economic...