Start of "Santa Claus rally" dampened by "cliff’ worries

U.S. stocks edged lower on Monday as caution over the potential for volatility driven by worries about the U.S. “fiscal cliff” dampened enthusiasm at the start of a seasonally strong period for equities. Investors are betting Congress will reach a deal to avert most of the austerity measures due …

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Start of "Santa Claus rally" dampened by "cliff’ worries