Mid-Morning Market Update: Markets Open Higher; Siris Capital Group To Buy Polycom For $2 Billion

Following the market opening Friday, the Dow traded up 0.82 percent to 18,043.09 while the NASDAQ climbed 0.96 percent to 4,923.46. The S&P also rose, gaining 0.86 percent to 2,116.03. Leading and Lagging Sectors

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