关于制度环境、政治关联、融资约束与企业研发投入的多重关系模型与实证研究

严若森，姜潇

The Multiple Relationship Model and Empirical Research of Institutional Environment, Political Connections, Financing Constraints and R&D Investment

YAN Ruosen，JIANG Xiao

管理学报 . 2019, (1): 72 .