上市公司参与PPP项目的融资效率研究——基于DEA模型的实证分析
郝博, 张蔚文, 陈峰
Research on Financing Efficiency in PPP Projects of Listed Companies——An Empirical Analysis Based on DEA Model
Hao Bo, Zhang Weiwen, Chen Feng
工业技术经济
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2023, (5): 132
-142
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DOI: 10.3969/j.issn.1004-910X.2023.05.015
