... normal distribution rate正常分摊率 normal income正常收益 normal depreciation正常折旧 ...
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...的,投资者对新信息的反应也是理性的,因此,在样本股票实际收益中剔除假定某个事件没有发生而估计出来的正常收益(normal return)就可以得到异常收益(abnormal return),异常收益可以衡量股价对事件发生或信息披露异常反应的程度。
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其次是计算事件期内各样本公司股票每天的预期正常收益(Expected Normal Return),然后计算剩余值(即超常收益,它等于事件期内样本公司每天的实际收益减去预期正常收益的差额;或简单地用事件期内样本公司每天的...
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国内外学者对企业并购的绩效评价通常采用非正常收益法和会计指标法进行实证研究。
The performance evaluation of corporate mergers and acquisitions and foreign scholars commonly uses index of non-normal earnings and accounting empirical study.
事件研究法根据某一事件发生前后的数据资料,通过测度非正常收益来分析这一事件对于资产价格的影响。
To have a more intuitive analysis of the relationship between stock price and stock dividend event, we will do some empirical studies using the event study methodology.
越早披露年报的公司市场反应越显著,及时披露年报的样本组较不及时披露年报的样本组有更大的累积非正常收益。
But exchange, office size have nothing to do with the timeliness. When the annual report disclosure earlier, there will be a significant market reaction.
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