Billionaire investor Warren E. Buffett, center, is joined by Van Tuyl Group, Inc. CEO Larry Van Tuyl, right, and CNBC "Squawk Box" Co-Host Becky Quick, in a NADA Automotive forum happening in conjunction with the New York International Auto Show, Tuesday, March 31, 2015, in New York. Warren E. Buffett, Chairman of the Board and Chief Executive Officer, Berkshire Hathaway Inc., participates in a NADA Automotive forum happening in conjunction with the New York International Auto Show, Tuesday, March 31, 2015, in New York.