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本文采集自2000年1月—2001年8月共193个新上市公司的样本,就我国新股发行抑价对Rock模型和信号传递假设模型的适用性进行了检验。检验结果表明这些模型都不适用。
This paper collected a sample of 193 newly listed companies from January 2000 to August 2001, and tested the applicability of Rock model and signal transfer hypothesis model to the IPO underpricing in China. Test results show that these models do not apply.