index stocks

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Note added at 4 mins (2008-10-12 00:59:10 GMT)
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eg.
Therefore,this paper does comprehensive study for characteristics of the profit issued in the 2000 interim reports,and completes statistical analysis on data of 2000 interim reports based on the 70 index stocks(incuding 30 index stocks in Shanghai Stock Exchange Market and 40 index stocks in Shenzhen Stock Exchange Market), and establishes mul. tivariate regression models among earnings per share, conversion ratio and stock profit.
利用沪深股市 70种指标股 (包括上证 30指数股、深市 4 0种成份股 ) 2 0 0 0年的中报数据对其收益特点进行统计分析 ,并建立了每股收益的成长性、换手率与股票收益率相关的数学模型及多元回归模型 .


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Note added at 7 mins (2008-10-12 01:01:47 GMT)
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或： target stocks

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Note added at 7 mins (2008-10-12 01:02:10 GMT)
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eg.
成交量显著放大后市仍有反弹空间==金融界股票==股市行情Looked from the card, under the early market in safe, target stocks and so on ... 从盘面上看，早盘在平安、中石化、工行等指标股杀跌带动下，沪综指一度跌幅 ...
www.jrjgp.com/Article/quote/200809/Article_7563.html

这里的“指标股”实际上是指选入某种股指（比如沪深300）的成份股。

can be indicator or a benchmark for other stocks