摘要
对A股上市公司的业绩和股价行为月特征进行了分行业的统计分析,检验了业绩、股价收益及风险的行业效应,并对股份收益与公司业绩、风险分别进行了相关性分析和回归分析。研究结果表明,不同行业公司的业绩具有显著差异,但股份收益和风险均没有显著差异;股份收益与公司业绩基本无关,但与风险显著正相关,约25.3%的股份收益波动可由风险来解释。
This paper conducts an empirical study on the relationship between stock returns, risk, and corporate from the industry perspective in the Chinese stock market. Results show that there are significant differences for performance among different industries, but not for their stcok price behavior. And about 25.3% of the variance of stock returns can be explained by risk. But performance can explain little of them.
出处
《系统工程理论方法应用》
2004年第4期320-323,共4页
Systems Engineering Theory·Methodology·Applications
关键词
上市公司
行业分类标准
经营业绩
股价收益
风险
listed compaines
industry classification standard
operating performance
stock return
risk
