“营改增”对服务型制造业研发投入的影响——基于双重差分倾向得分匹配法的检验

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1003-7217|38|6|86-91

ISSN: 1003-7217

Source: 财经理论与实践, Vol.38, Iss.6, 2017-01, pp. : 86-91

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Abstract