event study

基本解释

The article analyses whether or not the negotiated transitions, which happen from 1998 to 2003, brought the abnormal returns to the investors by using the event study.
本文采用事件研究法对1998年至2003年间所发生的协议转让事件是否给投资者带来超常收益进行了全面分析。
Because of the inherent limitation of the event-analysis method, the policy effects of interval preannouncement can not be completely interpreted within the event study.
由于事件分析法自身存在固有的缺陷，间隔性预告的政策效果无法在事件研究中得到完整解释。
At first, I studied the Cumulated Average Abnormal Return (CAR) of mergers within the event window under the method of event study, and took CAR as the index of M & A performance.
首先采用事件分析法对并购方公司的累积平均超额收益（CAR）进行了考察，并以此作为上市公司并购绩效的衡量指标。

The analysis of overall survival (OS), a key secondary endpoint of the study, is event driven.
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Still, those event rates left little hope that the study would have been positive.
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Incredibly, whenever a study site reported a clinical event, GSK and its contract research organization (CRO), knew immediately which drug the patient was receiving.
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事件研究
Event study has been widely used to examine semi-strong efficiency of the stock market.
研究股票市场的半强势效率常用的方法是事件研究法。
事件分析
Based on the event study method,this paper makes an empirical study on the fluctuation of transaction price and quantity for the fist time because of the sample stock"s adjustment of the Shanghai Securities 180 index.
用“事件分析法”首次对上证180指数样本股调整所造成股票的交易价格、数量等的波动进行了实证检验。
事件法