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基于DEA的泛环渤海经济圈物流产业效率评价研究
田强, 刘岩, 李娜, 吴琼, 刘敏
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基于DEA的泛环渤海经济圈物流产业效率评价研究
Study on Efficiency Evaluation of Logistics Industry in Pan-Bohai Economic Circle Based on DEA
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