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基于不对称SV模型的隔夜信息对股市影响研究

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Indexed by: Journal Article

Date of Publication: 2011-09-15

Journal: 大连理工大学学报(社会科学版)

Included Journals: CSSCI

Volume: 32

Issue: 3

Page Number: 34-38

ISSN: 1008-407X

Key Words: 隔夜信息;不对称SV模型;杠杆效应;噪声交易

Abstract: 文章通过建立扩展的SV模型,分析了隔夜信息对上证综合指数、深圳成分指数和香港恒生指数的影响,发现隔夜信息对三大股指均有预测能力.通过对比分析看出,由于内地股市和香港股市发展水平不一致,隔夜信息对不同类别市场的影响也存在很大差异.隔夜信息对内地股市的预测能力较小,主要是由于内地股市噪声交易比较多造成的,因此,需要进一步完善内地股市的信息效率.

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