But beta can be obtained at very low cost via index-tracking funds. Why pay hedge-fund prices?

但是贝塔可以通过指数追踪基金以很低的成本取得，那为什么还要付给对冲基金如此高昂的价格呢？

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The result could be a cheap competitor for the hedge-fund titans, akin to the index-tracking funds that have eaten into the market shares of active fund managers.

最终将形成这些对冲基金巨头的廉价竞争者。 这类似于指数追踪基金（index-tracking fund）已经蚕食了指数基金(active fund)经理们所控制的市场份额。

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Improving the tracking precision of index fund is the main task in index fund management.

提高指数基金跟踪精度是指数基金管理的主要任务。

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The Powershares DB Commodity Index Tracking Fund ( DBC) is a widely followed and liquid ETF that tracks the changes in the Deutsche Bank Liquid Commodity Index.

FORBES: One High-Yielding Commodity Play

If you must buy an index fund, we said, go for a broader fund tracking the Wilshire 5000.

FORBES: Follow Through

Thus any fund manager tracking the index must, in effect, lend more to the countries borrowing the most.

ECONOMIST: Argentina's debt restructuring