We found much agreement: The billionaires say traditional indicators have little influence on their investment decisions. In fact, hair-care mogul John Paul DeJoria says beauty salons are better barometers of economic health. The 10 largely agree that the euro will depreciate further and that keeping one's portfolio in U.S. dollars is smart.
Lawyer Joe Jamail, with the bulk of his fortune in bonds and cash, expresses in colorful language a common tenet: Hedge funds are dangerous.
"I'd buy cocaine rather than buy that s---," he says.