El-Erian: S&P Has 10% Downside, 'Roller Coaster' Coming By: Benzinga via Benzinga March 24, 2016 at 13:39 PM EDT Allianz Chief Economic Adviser Mohamed El-Erian appeared on CNBC and said that a range-bound market could soon see more dramatic ... Read More >> Related Stocks: SPDR S&P 500 ETF Trust Standard & Poors 500