相比较而言，同期信息技术行业的已完成交易的收益率只有3%，软件行业为4.1%。
This compares to a 3% IRR for realized IT deals over the same time period, a 4.1% IRR for realized software deals.
本文通过对选取变量和股票收益率的实证分析，研究中国市场是否存在信息不确定因素。
My paper USES empirical analysis on chosen variables and stock returns to find if there exists any information uncertainty at China's stock market.
接着，本文采用累计超常收益率的分析方法对我国上市公司财务信息与股票价格之间的关系进行了实证分析。
Then, using the cumulative abnormal return method the essay makes an empirical analysis on the correlation between stock prices and their financial information.
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