Build more motorways

This would increase economic growth and save lives

Photo by Mike Kononov on Unsplash

I have written before about a high quality recent summary of the transport literature. The authors find that, on average, returns to investment in roads are 6.5x the returns for rail. Investing in new roads is typically economically far, far superior to investing in new rail lines, station improvements, and so on. HS2 is…