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手中持有蓝筹股的机构,可以有做多做空多种套利、套期保值的模型;手中没有蓝筹股的机构,为取得股票指数的话语权则开始抢夺蓝筹股。这就是近期蓝筹异动的根本所在。
Blue chip stocks in the hands of institutions that can do more short diversified arbitrage, hedging model; hands do not have blue chips in the body, in order to obtain the index of the stock index began to snatch blue chips. This is the fundamental reason for the recent blue-chip changes.