融资效率、产权性质与研发投入

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1005-1007|volume|2|3-12

ISSN: 1005-1007

Source: 现代财经:天津财经学院学报, Vol.volume, Iss.2, 2015-01, pp. : 3-12

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Abstract