融资约束、代理成本对企业R&D投资的影响——基于我国上市公司的经验证据
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1003-2886|volume|11|62-68
ISSN: 1003-2886
Source: 会计研究, Vol.volume, Iss.11, 2015-01, pp. : 62-68
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Abstract