研究表明股权结构对长期超额收益有影响。
And the ownership structure have effect on the long-run abnormal stock returns.
对影响长期超额收益的几个影响因素进行了分析。
There are some factors influent the long - run abnormal stock returns.
IPO长期业绩的早期研究以算术平均的累计调整收益率为指标,发现我国新股存在着长期超额报酬。
By equal-weighted CAR, former researches on the long-run performance of Chinese IPOs have found that IPOs in Chinese stock exchanges outperform index in the three years after going public.
通过进一步分析长期弱势的成因,发现是由多个因素共同决定的,而其中对长期弱势影响最大的是上市初期极高的超额收益。
Through further analysis of the causes of long-term weakness, found to be determined by multiple factors, of which the greatest impact on long-term weakness is a listed high initial excess returns.
而在长期采用动量策略,其年化超额收益率虽然较低,但也显著为正,并维持在5%左右。
In the long term, when choosing positive feedback strategy, we can obtain about 5% returns in excess of market average return.
然而作为异常现象的IPO首日超额收益却长期存在,从未被彻底纠正过,国内外的学者在这个领域进行了大量研究。
However, abnormal phenomena as the first day of IPO returns over a long time but there had never been completely corrected, domestic and foreign scholars in this field has been studied.
然而作为异常现象的IPO首日超额收益却长期存在,从未被彻底纠正过,国内外的学者在这个领域进行了大量研究。
However, abnormal phenomena as the first day of IPO returns over a long time but there had never been completely corrected, domestic and foreign scholars in this field has been studied.
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