摘要2002 年美国萨班斯法案的颁布将内部控制作为一个重要角色带入市场经济。至今，内部控制信息已成为企业信息内容的一个重要部分。内部控制信息的有效披露，能给企业带来积极的市场反应，表达有效的盈余信息。在总结前人的研究成果基础上，本文选取2012至2015年中小板上市企业为对象，通过实证研究内部控制信息披露情况对 IPO 抑价水平的影响。研究结论表明，IPO 公司上市首日开盘价对于明确的内控信息披露有显著的正向反应。本文也提出，完善和提高有效的内部控制，对企业和市场有积极的意义。83787

毕业论文关键词  内部控制信息披露 超额收益率 IPO抑价

毕 业 论 文 外 文 摘 要

Title    The Analysis of Internal Control Reporting of IPO Firms                   

Abstract In 2002,with the issue of the Sarbanes-Oxley Act of 2002 (SOX),internal control plays a significant role in the market。 And now , internal control information  becomes a important part of firms 。The effective internal control reports bring about positive impact on the market ,representing effective earnings information 。Based on what researchers have learnt about ,the information of public companies of Middle and Small Capital Stock Market from 2012 to 2015 is chosen as the sample in this article, focusing on the impact on IPO under-pricing given by the internal control ,by solid evidence 。The result is that the opening quotation of IPO firms on the first day shows positive responding to the internal control reports 。As well ,I put forward that the improvement of internal control of one firms both positively impact on the market and the firms themselves。

Keywords  internal control reports  excess return  IPO under-pricing

           目   次 

1  绪论…………………………………………………………………………………………1

1．1研究背景……………………………………………………………………………………1

1．2研究意义……………………………………………………………………………………2

1．3研究方法……………………………………………………………………………………4

2  文献综述 ……………………………………………………………………………………6

2．1影响内部控制信息披露的因素……………………………………………………………6

2．2内部控制信息披露的影响…………………………………………………………………6