This paper studies the impact of skilled immigration policy frictions in the United States on technology-intensive firms by age cohorts. We use firm-level data and a general equilibrium model with endogenous firm entry and exit. The empirical results show that skilled immigration policy...

While most countries welcome (and some even subsidise) high-skilled immigrants, there is very limited evidence of their importance for domestic firms. To guide our empirical analysis, we first set up a simple theoretical model to show how foreign experts may impact on the productivity and wages...

We examine the role of high-skilled foreign labor in VC-backed startups through two natural experiments. First, we show that winning more H-1B visas in random lotteries enhances VC-backed startups' financial performance, likelihood of going public, and quantity and quality of innovation. Second,...