基于DEA-Tobit方法的人工智能行业上市公司融资效率研究

刘超, 傅若瑜, 李佳慧, 周文文

Research into Financing Efficiency of Artificial IntelligenceIndustry Based on DEA-Tobit Method

LIU Chao, FU Ruo-yu, LI Jia-hui, ZHOU Wen-wen

运筹与管理 . 2019, (6): 144 -152 . DOI: 10.12005/orms.2019.0138