Fairly complex indexes can be built up by simply giving objects the right names.

只需给予对象正确的名称，就可以构建相当复杂的索引。

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Indexes have morphed from their market-matching beta roots to complex trading- and securities-weighting strategies that are supposed to add excess returns, known as alpha.

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The market is a complex animal, and right now the trends are still strongly bullish with practically all of the indexes posting new record highs.

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