CDW says the tracking poll will show over time how evaluation variables and deployment strategies are progressing.

CDW称该项跟踪调查会显示时间尺度上各种评估变量和使用策略的变化趋势。

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She says the new studies are important because they show trends over time.

VOA: special.2010.03.04

Sure, the studies show that over time index investing will give you the same returns as letting an educated human pick stocks for you.

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"The benefit over a 10-year time frame is almost certainly real, but it might be difficult to show over a shorter time frame, " he says.

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The trends clearly show usage grows over time.

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