MarketFoolery: 05.15.2014

Published: May 15, 2014, 4:19 p.m.

Wal-Mart\u2019s trend of falling U.S. sales continues.\xa0 Plus we analyze David Tepper\u2019s comment that \u201cit\u2019s nervous time\u201d and make some reckless predictions about what Warren Buffett is buying next.