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后萨班斯时代财务重述长期市场反应实证分析 被引量:2

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摘要 2002年美国萨班斯法案的颁布引发企业财务信息披露和公司治理等方面重大变革,上市公司财务重述数量急剧上升,对企业价值产生持续且深远的影响,因此对萨班斯法案后财务重述长期市场反应的研究具有重要意义。采用日历时间投资组合法,对2002至2005年50家美国上市公司财务重述公告的长期市场反应进行实证分析。显示为财务重述后样本企业股市异常收益显著为负,且在重述公告后两年内持续,印证了重述降低投资者预期的信息理论假设和投资者反应不足理论;但市场反应弱于法案前数据,显示严格的公司治理和信息披露制度可降低信息风险和投资者不确定性,更有利于证券市场资源有效配置。
作者 张震
出处 《东北农业大学学报(社会科学版)》 2016年第1期24-31,共8页 Journal of Northeast Agricultural University:Social Science Edition
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参考文献14

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