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- W2387846559 abstract "With the 20 listing companies selected from the coal industry as the samples, the C~2R model in the DEA method was applied to analyze the operation performance status of the principal coal listing companies in China in 2012. The results showed that the most coal listing companies in China would not have the DEA in effect and the main causes were the insuffi cient output of the assets and the personnel." @default.
- W2387846559 created "2016-06-24" @default.
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- W2387846559 date "2013-01-01" @default.
- W2387846559 modified "2023-09-28" @default.
- W2387846559 title "Analysis on Operation Performances of Listing Companies in Coal Industry Based on DEA Method" @default.
- W2387846559 hasPublicationYear "2013" @default.
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