Chapter one presents the stock market efficiency theory as well as a review of the research.

第一章：股市的效率理论介绍及研究回顾。

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If market anomalies exactly exist, then the non-semi-strong - efficient of Chinese stock market can be judged, and the market efficiency theory will be challenged.

如果市场异象显著存在，那么就可以判断中国股市的非半强效率，并且构成对市场有效性理论的一个挑战。

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The market efficiency theory believes that the prices of stocks reflect information, since valuable information could change investors 'expectation and then cause market reaction.

市场有效论认为，证券价格将会反映市场信息，因为，有价值的信息将会改变投资者的预期，引起市场反应。

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In market theory the "selfishness" of the economic agent - in this case the GP practice - drives the efficiency of the system by forcing other economic agents to compete to provide the most efficient service.

BBC: Health Bill: Where's the strategic argument?