We provide new evidence on the effects of competition on incumbents' innovative behavior by examining the rise of FinTech start-ups over the period 2000-2016. We employ machine learning techniques to classify a large global sample of patent applications into five FinTech categories. We exploit...

R&D-based growth theory suggests that a larger population size raises either the long-run rate of economic growth ("strong scale effect") or the level of per capita income ("weak scale effect"), with far-reaching policy implications. However, for modern times there is little empirical support...