This Is the Best Investment Most Americans Can Make, According to Legendary Investor Warren Buffett. (Hint: It Isn’t Berkshire Hathaway.)

Warren Buffett is known as one of the best stock pickers of all time. Well, Buffett has called one specific investment the best thing most Americans can do to put their money to work. It's not Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B), the conglomerate he has run since 1964, and it isn't any other publicly traded company.