基于β系数的股票风险实证研究  

Empirical research on stock risk based on β coefficient

作　　者：王玥婷 WANG Yueting(School of Finance,Anhui University of Finance& Economics,Bengbu 233000,China)

机构地区：[1]安徽财经大学金融学院,安徽蚌埠233000

出　　处：《黑龙江工程学院学报》2018年第6期47-50,共4页Journal of Heilongjiang Institute of Technology

摘　　要：经历过2008年的股市大动荡之后,越来越多的中国散户将资金撤出中国股票市场,以期达到规避风险的效果,金融市场呈现极为明显的不稳定态势,系统性风险增加。为了进行β系数的股票风险实证研究,选择吉翔股分、出版传媒、信邦制药、罗莱生活、马应龙、抚顺特钢6只股票,以CAPM为理论基础,汇集2018年相关数据作为钻研样本,举行实证钻研。然后对Beta数据、股票行情和β系数的不稳定原因进行实证分析,最后提出改良方案。After the stock market turmoil in 2008,more and more Chinese retail investors have withdrawn their funds from the Chinese stock market in order to avoid risk.In order to carry on the empirical research on the stock risk ofβ-coefficient,the paper chooses six stocks of Jixiang,Publishing Media,Xinbang Pharmaceutical,Loray Life,Ma Yinglong and Fushun Special Steel.In this paper,CAPM is used as theoretical basis and 2018 data are collected as drilling samples to conduct empirical research.Then,usingβdata analysis,stock market analysis andβcoefficient instability are analyzed.Finally,the improvement scheme is put forward.

关 键 词：Β系数 资本资产定价模型 资产期望收益率 无风险收益率 市场平均收益率 

分 类 号：F832.5[经济管理—金融学]