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中国市场利率动态研究——基于短期国债回购利率的实证分析
Id:2071
Date:20131014
Status:published
ClickTimes:
作者
洪永淼, 林海
正文
本文利用上海证券交易所1996年7月22日至2004年8月26日 问的7天国债回购利率对各种短期利率模型进行了实证分析和检验。结果表明, gl入GARCH、机制转换以及跳跃因子可大大地提高短期利率动态模型的拟合 效果。我们发现在1 996 1 998年间,国债回购利率水平、波动性以及突然跳跃 的概率都要高于1999年以后, 但是利率波动性对利率水平变化的敏感性则在 1999年以后变得更强了。我们使用了Hong and Li(2004)新近提出的非参数检 验方法比较了各个模型的相对表现,发现没有一个模型可以准确描述中国短期 利率波动。
JEL-Codes:
关键词:
GARCH ,马尔科夫机制转换,短期利率
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