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在同一个股票市场上,上市公司的股本总额及流通筹码不尽一致,按其差异可将市场中的各种股票分为大盘股、中盘股和小盘股。若以总股本在4亿元以上为标准,沪市的大盘股有青岛啤酒、真空电子、沈阳金杯、氯碱化工、上海石化、安徽马钢、河北华药、二纺机、轮胎橡胶、电器股份、广电股份、申能股份、原水股份、广州广船、大江股份、北满特钢、北人股份、哈医药等。深市的大盘股有深深房、万家乐、赣江铃、川长钢、粤电力、皖皖能等。若以流通股本额在1亿股以上为标准,深沪两市的大盘股将相应有所减少,为了分析的准确性及更有代表性,本文似以前一种标准划分的大盘股作为本文分析的对象。 一、奇特的“大盘股”现象
In the same stock market, the total capital stock and the liquidity of listed companies are not the same. According to their differences, various stocks in the market can be divided into large cap, middle cap and small cap. If the total share capital of 400 million yuan as the standard, the Shanghai stock market stocks Tsingtao Brewery, Vacuum Electronics, Shenyang Jinbei, chlor-alkali chemicals, Shanghai Petrochemical, Anhui Masteel, Hebei Huayao, two textile machines, tires, rubber, electrical shares , SVA, Shenergy, Raw Water, Guangzhou Shipyard, Oe shares, North Mantetsu, Beiren shares, Ha medicine. Shenzhen stock market deep room, MACRO, Gan Jiangling, Sichuan Changjiang Steel, Guangdong Power, Anhui and Anhui and so on. If the circulation of more than 100 million shares in the stock as a standard, the Shanghai and Shenzhen stock market will be a corresponding decrease, in order to analyze the accuracy and more representative, this article like a previous standard of large-cap stocks as the analysis Object. First, the peculiar “big cap stocks” phenomenon