Crypto Billionaire investor Jeremy Grantham on crypto: A useless, speculative mechanism 2 months ago Financenews Jeremy Grantham, GMO co-founder and long-term investment strategist, joins ‘Squawk Box’ to discuss the latest market trends, … Post navigation Previous Yahoo Finance: Market Coverage, Stocks, & Business NewsNext We're seeing signs the U.S. economy is turning a corner, says Carson Group's Ryan Detrick