高管任期、R&D支出与企业投资效率——来自中国A股资本市场的经验证据

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-8750|12|5|56-68

ISSN: 1672-8750

Source: 南京审计大学学报, Vol.12, Iss.5, 2015-01, pp. : 56-68

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Abstract