以中国制造业上市公司为研究样本,通过实证方法研究了公司多元化经营水平对信息不对称程度的影响。结果表明,非相关多元化水平恶化了公司内外部信息不对称问题,相关多元化水平对公司内外部信息不对称的影响不显著。
The authors make a research on the influence of corporate diverse management to information asymmetry based on Chinese manufacture listed companies. The result shows that the influence of related diversion to information asymmetry is not obvious.