Wall St ends sharply higher as earnings optimism fuels risk appetite

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PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 716.43 -4.68 (0.65%)
Previous Close $721.11    52 Week High $119.66 
Open $719.74    52 Week Low $94.84 
Day High $724.13    P/E N/A 
Day Low $715.09    EPS $0.00 
Volume 34,167,542       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 769.35 -1.75 (0.23%)
Previous Close $771.10    52 Week High $219.60 
Open $771.76    52 Week Low $181.02 
Day High $775.30    P/E N/A 
Day Low $768.31    EPS $0.00 
Volume 36,658,487