Big banks' cut-price research puts the squeeze on small brokers

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JPMorgan Chase & Co. (NYSE: JPM) Delayed: 336.80 -0.73 (0.22%)
Previous Close $337.53    52 Week High $80.44 
Open $338.12    52 Week Low $52.50 
Day High $339.37    P/E 77.43 
Day Low $335.90    EPS $4.35 
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