基于IPO长期收益趋势分行业的实证研究

A Empirical Study on Long-term Return Time Series of the Initial Public Offerings in China

我国股市首次公开发行(Initial Public Offering,简称IPO)股票的长期收益率问题一直是IPO领域研究的热点问题之一。发达国家证券市场存在IPO长期弱势已经得到实证的检验,而我国证券市场成立较晚,尚不成熟,信息披露不健全,同时也具有与发达国家证券市场不同的特征。通过对不同行业的IPO长期持有收益率走势的实证研究,以期为投资者的正确决策、提高股市效率提供理论依据。

The long-term return ratio of initial public offerings is one of the hot spots in the IPO fields.empirical examination of IPO long-term weak trend in Stock market has been carride out,while the stock market in our country is still not mature and has the different characteristic,comparing with the stock market of developed countries.In this text,the empirical examination studies of IPO long-term weak trend in Stock market in different professions is espected to provide theory basis to investor s correct deci...