FAP, April 18 / PRNewswire-Asianet /-- Morgan Stanley strategist Michael Wilson, one of Wall Street's best-known bears, said that the rise in the S & P Wilson was driven by only a few stocks, so if bond yields rise, the index could fall to a new low. Wilson said that on a three-month rolling basis, the proportion of stocks that outperformed the S & P 500 was the lowest on record. "this is a warning that the market is far from getting rid of the shadow of a bear market," he wrote in a report. " Wilson ranked No. 1 in last year's "institutional investor" survey for correctly predicting the stock market slump.