The CCI is a basket of 17 major raw commodity futures prices rolled into one composite index price.

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That news sent the U.S. dollar index solidly higher and many commodity futures markets, including gold and silver, lower.

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The precious metals saw selling pressure due to a firmer U.S. dollar index and as many other commodity futures markets were also under selling pressure.

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Its benchmark is the Dow Jones UBS Commodity Index and it does not invest directly in commodity futures.

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