投资者会关注债券信用评级吗?——基于公司债券信用评级变化的公告效应研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1003-4625|volume|7|51-56

ISSN: 1003-4625

Source: 金融理论与实践, Vol.volume, Iss.7, 2016-01, pp. : 51-56

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Abstract