Cause and Elimination Mechanism of Circularly Shift Range for the Multi-range Hydro-mechanical CVT by Yin Yuxin, Zhang Mingzhu, Hao Xiaoyang, Wang Tingting, Cui Mingming

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Impact of national e-commerce demonstration city pilot policy on urban carbon emission efficiency: From the perspective of soft and hard environments by YUE Li, WANG Xinran

Subjects: “…national e-commerce demonstration city|pilot policy|carbon emission efficiency|difference-in-differences model|double machine learning model|soft environment|hard environment…”
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