政府科技资助对企业研发投入的影响——基于Heckman样本选择模型的研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1004-8308|27|5|34-43
ISSN: 1004-8308
Source: 研究与发展管理, Vol.27, Iss.5, 2015-01, pp. : 34-43
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract