For almost a half-century, value-investing icon Jeremy Grantham has been calling market bubbles. Now, he says U.S. stocks are in a “super bubble,” only the fourth in history, and poised to collapse. In this interview, Grantham, co-founder of Boston’s GMO, goes further, explaining his bubble analysis and discussing what he sees as multiple threats to the economy and the planet, including persistent inflation and climate change. He spoke exclusively with Erik Schatzker on Bloomberg’s “Front Row.” -------- Follow Bloomberg for business news & analysis, up-to-the-minute market data, features, profiles and more: http://www.bloomberg.com/ Connect with us on... Twitter: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness Instagram: https://www.instagram.com/bloombergbusiness/