We show a causal impact of immigration on innovation and dynamism in US counties. To identify the causal impact of immigration, we use 130 years of detailed data on migrations from foreign countries to US counties to isolate quasi-random variation in the ancestry composition of US counties that...

We model investment in entrepreneurial human capital (EHC) - the representative enterprise's share of production capacity allocated to investment in innovative industrial and commercial knowledge - as a distinct channel through which firm-specific human capital drives endogenous growth. Our...

We model investment in entrepreneurial human capital (EHC) - the representative enterprise's share of production capacity allocated to investment in innovative industrial and commercial knowledge - as a distinct channel through which firm-specific human capital drives endogenous growth. Our...