US stocks end higher on tech boost, yen slides on BOJ gloom

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PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 730.45 -13.12 (1.76%)
Previous Close $743.57    52 Week High $119.66 
Open $737.98    52 Week Low $94.84 
Day High $740.53    P/E N/A 
Day Low $729.25    EPS $0.00 
Volume 24,788,133       

S&P DEP RECEIPTS (NYSE: SPY) Delayed: 769.43 -8.58 (1.1%)
Previous Close $778.01    52 Week High $219.60 
Open $774.92    52 Week Low $181.02 
Day High $776.35    P/E N/A 
Day Low $769.06    EPS $0.00 
Volume 21,860,566