Its impact on the stock market set a number of factors, including: index at the same level, the sub-index, the economic data, trading sentiment, trading price, weight, and other stock information.

它集合多种影响股市大盘的基本因素，其中包括：同级指数、次级指数、经济数据、交易情绪、交易量价、权重个股等信息。

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The index number is a very important tool to economic analysis.

指数是进行经济分析的重要工具。

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The big economic number Tuesday was the consumer price index up 0.6% last month thanks to rising gasoline prices.

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We also know that our economy is struggling and as little as 13 years ago, the United States ranked number three in the Economic Freedom Index behind Singapore and Hong Kong.

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