上市公司投资效率与投资信息不对称关系验证
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1673-9477|32|2|28-32
ISSN: 1673-9477
Source: 河北工程大学学报:社会科学版, Vol.32, Iss.2, 2015-01, pp. : 28-32
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Abstract