Compared with the securities market with semi-strong efficiency in western developed countries, the securities market in China has a weak efficiency.
同半强式有效的西方发达国家相比,我国证券市场的有效性很弱。
参考来源 - 我国上市公司信息披露问题研究 （研究生论文）Whether it achieves semi-strong efficiency still needs further research.
但是是否实现了半强势效率还是一个需要进一步研究的问题。
参考来源 - 中国股票市场半强势效率研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Real Estate Market; Weak effectiveness; Semi-strong Efficiency; Speculation; Economic and Financial Analysis;
房地产市场； 弱有效性； 半强有效性； 投机行为； 经济金融学分析；
Implementing event study to study stock market's semi-strong efficiency requires events without new information.
利用事件研究分析股票市场的半强势效率需要找到不能传递新增信息的事件。
Most of the researches indicate that the Chinese stock has reached the weak-strong efficiency, but not reached the semi-strong efficiency.
本文在有效市场理论的基础上，采用经典的事件研究法，从实证的角度来研究我国股票市场的有效性。
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