Obama's index, in contrast, stayed high through early October and climbed further following the Oct. 7 debate.

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By contrast, with a traditional index mutual fund, "you're always buying at the net asset value, " Mr. Goldie notes.

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By contrast, the Mountain Region Index is currently 9.5 percentage points below its January 2007 level, and was down 16.5 percentage points at its nadir.

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In contrast, Thailand's benchmark SET Index is trading at 17.6 times earnings.

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Active ETFs, by contrast, are designed to beat an index.

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In stark contrast, dissemination of a twice-monthly consumer-sentiment index compiled by the University of Michigan is staggered by design.

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The iShares MSCI Singapore Index ( EWS) was up 0.7% last week, which is in sharp contrast to the 3.9% drop in SPY.

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By contrast, more than 60% of Americans fit this description, according to a Gallup-Healthways Well-Being Index last year.

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