创业板推出、企业融资约束与研发投入强度——基于创业板企业上市前后的数据检验

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1001-8409|29|8|53-56

ISSN: 1001-8409

Source: 软科学, Vol.29, Iss.8, 2015-01, pp. : 53-56

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Abstract