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Jiang, Yufan; Wang, Hongyan; Liu, Zuankuo . (2021). The impact of the free trade zone on green total factor productivity ——evidence from the shanghai pilot free trade zone. Energy Policy, 148(), 112000–. doi:10.1016/j.enpol.2020.112000 

An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research