行为金融学的投资者风险偏好探析
A Probe into the Risk Preference of Investors in Behavioral Finance
作者:杨秀萍;王素霞;
Author:
收稿日期: 年卷(期)页码:2006,(01):-24-29
期刊名称:四川大学学报(哲学社会科学版)
Journal Name:Journal of Sichuan University (Social Science Edition)
关键字:行为金融学;期望理论;心理账户
Key words:
基金项目:
中文摘要
行为金融学是在质疑经典金融理论关于投资者具有理性预期、风险回避和效用最大化的行为特征的前提假设中产生的。面对金融市场的异常现象,行为金融学引入心理学、行为学和社会学的研究成果与范式,指出投资者在面对不确定性进行决策时,由于个体认知方式与价值判断的不同,往往表现出不同的风险偏好而偏离经典金融理论的前提假设。因而投资者并不总是理性的,其行为经常出现非贝叶斯法则预期、风险追求和期望值的多样性。行为金融理论关于投资者风险决策偏好不完全理性的观点将为我国不够成熟的证券市场防范风险,健康有序地发展提供理论基础和管理对策的支持。
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