Entrepreneurship plays a vital role in the economy, yet there exists little well-identified research into the effects of taxes on startup activity. Using recently developed county-level data on startups, we examine the effect of states' corporate, personal and sales tax rates on new firm...

Do corporate tax increases destroy jobs? And do corporate tax cuts boost employment? Answering these questions has proved empirically challenging. We propose an identification strategy that exploits variation in corporate income tax rates across U.S. states. Comparing contiguous counties...