数字经济产出效率研究——基于30个省份对比分析 / A Comparative Analysis of Production Efficiency of Digital Economy in 30 Provinces
- Resource Type
- Academic Journal
- Source
- 衡水学院学报 / Journal of Hengshui University. 25(4):25-31
- Subject
三阶段DEA 数字经济 核密度估计 three-stage DEA digital economy kernel density estimation - Language
- Chinese
- ISSN
- 1673-2065