The index works by taking a weighted average of the price of imported iron and domestically produced iron ore to produce a composite number.

这种指数通过对进口铁和国产铁矿石取以加权平均价格以此产生一个合成数。

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And judging by the price of futures contracts based on the Case-Shiller composite index, investors expect house prices to fall further.

而且根据基于Case - Shiller综合指数而达成的期货合同价格，投资者期待房价进一步下跌。

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If price is a snapshot, a moving average is a composite photograph.

如果价格是快照，那么均线就是合成的快照。

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Zillow is predicting the non-seasonally adjusted 20-City Composite Home Price Index will decline by 3.2% on a year-over-year basis, while the 10-City Composite Home Price Index will show a year-over-year decline of 2.7%.

FORBES: Connect

Zillow predicts that the 20-City Composite Home Price Index (non-seasonally adjusted, NSA) will decline by 3.2% on a year-over-year basis, while the 10-City Composite Home Price Index (NSA) will show a year-over-year decline of 2.8%.

FORBES: By Dr. Stan Humphries, Zillow Chief Economist

The Case-Shiller Composite Home Price Indices for September will be released on Tuesday, the 29th of November.

FORBES: By Dr. Stan Humphries, Zillow Chief Economist