摘要
本文采集了29家上市公司在首次披露实施股权激励方案的前后各30个交易日股票收盘价,并运用Excel和Eviews5.0进行统计分析。研究发现,上市公司在披露实施股权激励方案后存在股价的超常波动,市场上存在超额收益。
This paper chooses 29 listed firms with stock option incentive as the sample,collects the average stock prices in the light of the period of thirty working days before and after the firm＇s announcement.Then the thesis uses the measurement software Eviews 5.0 and Excel to do the regression analysis and the empirical research.The results show that the stock option incentive can bring positive market reactions to stock prices in a short time afiter the stock option incentive announcement and offer the investors excess profits.
出处
《技术经济》
2010年第4期77-79,90,共4页
Journal of Technology Economics
关键词
股权激励
上市公司
股价
超额收益
stock option incentive
listed firms
stock price
excess profit.
