And after the intraday periodicity factors are filtered through FFF regression, the high frequency absolute return of fund index doesn't have obvious periodicity any longer.

通过FFF方法，将该周期因子进行滤波处理以后，基金指数高频绝对收益不再具有明显周期性。

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This is another great reason to invest in an S&P 500 index fund.

这是另一个投资的标准普尔500指数基金的理由。

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This year, Rogers announced he is starting a new index fund focused on agriculture, mining and energy sectors.

今年，罗杰斯宣布他正在建立一个新的关注农业、矿产和能源领域的新的指数基金。

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The average hedge-fund manager returned anywhere from 2.3% to 10.9% depending on which hedge-fund index you choose to follow.

FORBES: Eight Armchair Investors Who Beat The Pros

According to Morningstar, some 4, 757 actively managed stock funds beat the broad Hennessee hedge fund index and returned performance better than 8%.

FORBES: Why Hedge Funds?

Last year was the only one of the past ten in which funds of funds did not trail the company's hedge-fund index.

ECONOMIST: Funds of hedge funds