Boring tunnel set to open in L.A. area

Dec 17, 2018
Elon Musk's firm will demonstrate its cure for gridlock, but experts aren't impressed.
Tesla Motors CEO Elon Musk at the Tesla Design Studio in Hawthorne, California, in 2015.
DAVID MCNEW/AFP/Getty Images

Need some Econ 101?

Our new Marketplace Crash Course is here to help. Sign-up for free, learn at your own pace.