S&P 500, Nasdaq end higher on soft inflation data, trade optimism

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PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 711.74 --0 (-0%)
Previous Close $711.74    52 Week High $119.66 
Open $711.74    52 Week Low $94.84 
Day High $711.74    P/E N/A 
Day Low $711.74    EPS $0.00 
Volume 2,173,438       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 749.17 --0 (-0%)
Previous Close $749.17    52 Week High $219.60 
Open $749.17    52 Week Low $181.02 
Day High $749.17    P/E N/A 
Day Low $749.17    EPS $0.00 
Volume 1,764,345