161 to 170 of 7,781 结果
Adobe PDF - 132.6 KB - MD5: 3115a290f43ecd2be6f773db4dad4e3f
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2024-9-24 - 跟踪调查数据
张三保; 张志学(通讯); 黄敏学, 2023, "中国城市营商环境评估", https://doi.org/10.18170/DVN/9NJDWE, 北京大学开放研究数据平台, V3
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2024-9-24 -
Evaluation of Doing Business in Chinese Cities
Adobe PDF - 697.0 KB - MD5: 7ce740e491b4d77a1b246d4aa250d45c
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2024-9-24 -
Evaluation of Doing Business in Chinese Cities
ZIP Archive - 1.0 MB - MD5: 85a20ff669db3fe010da65b73db78d31
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2024-9-23 - 跟踪调查数据
张三保; 张志学(通讯), 2022, "中国省份营商环境评估", https://doi.org/10.18170/DVN/OCW4VZ, 北京大学开放研究数据平台, V6
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ZIP Archive - 80.5 KB - MD5: 54b60c490db60ce066ae8af9195d90a4
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Adobe PDF - 637.7 KB - MD5: e8bc0220646a8f262a1cc6054459addc
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2024-9-19 - 新能源车企
刘金亚; 马雨萌; 李鑫鑫, 2024, "同时发表的论文:“双积分”政策对新能源车企技术创新的影响研究", https://doi.org/10.18170/DVN/1C9EIC, 北京大学开放研究数据平台, V1, UNF:6:MJ5lVBY/sxqrXmLD2ML8aA== [fileUNF]
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Tab-Delimited - 31.1 KB - MD5: 886b389144905be87331728312aecf87
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Tab-Delimited - 12.3 KB - MD5: f835e3ba66ee6d2068927d83455c9761
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