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人民币汇率波动风险的持续性研究

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摘要 文章通过单整GARCH模型和脉冲响应函数分别对人民币汇率波动风险的持续性和持续期进行研究,结果表明:人民币/美元名义汇率收益率序列的波动具有明显的持续性,当前的扰动对未来条件方差的影响将持续下去,一个标准差大小的随机冲击对汇率收益率波动影响的持续时间大于为4天左右,鉴于汇率波动风险具有持续性,其风险的规避应在协同持续的基础上进行。
作者 朱新玲 黎鹏
出处 《统计与决策》 CSSCI 北大核心 2011年第20期115-117,共3页 Statistics & Decision
基金 教育部人文社会科学研究项目(09YJC790209) 武汉科技大学校基金资助项目(2009xz41)
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