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【作者(必填)】William Muir, Jason Miller, etc
【文题(必填)】Strategic Purity and Efficiency in the Motor Carrier Industry: A Multiyear Panel Investigation
【年份(必填)】Volume 40, Issue 3, 2019, page 204-228
【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com/doi/10.1111/jbl.12204
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