产融结合对制造企业研发投资具有双向调节作用吗
谭小芳,张伶俐
Does the Combination of Industry and Finance Have the Dualdirectional Regulation Effect on the R&D Investment of Manufacturing Enterprises
科技进步与对策 . 2018, (22): 63 -70 .  DOI: 10.6049/kjjbydc.2018050621