政府补助、研发投入与盈利质量研究
陈涛, 赵婧君
Government Subsidies, R&D Investment and Earning Quality
Chen Tao, Zhao Jingjun
工业技术经济 . 2020, (5): 91 -99 .  DOI: 10.3969/j.issn.1004-910X.2020.05.011