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沪深股市的风险测度研究 被引量:4

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摘要 本文比较风险测度方法在不同置信水平下是否能力有效测度沪深市场风险。针对上证综指收益率具有自相关、波动集聚性和杠杆效应特征,运用ARMA-GJR模型对上证综指的负收益率序列进行MLE以求出条件均值和方差以及标准残差序列,运用10%的数据作为极值数据运用MLE方法来估计广义帕累托分布,还对风险测度方法的估计效果进行分析,认为极值VaR能有效测度沪深股市风险。
作者 林宇 魏宇
出处 《统计与决策》 CSSCI 北大核心 2006年第24期78-79,共2页 Statistics & Decision
基金 国家自然科学基金资助项目(70501025)
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参考文献10

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二级引证文献3

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