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"A three-level meta-frontier directional distance function approach for ..."
Ya Chen et al. (2024)
- Ya Chen, Yongbin Pan, Tao Ding, Huaqing Wu, Guangwei Deng:
A three-level meta-frontier directional distance function approach for carbon emission efficiency analysis in China: convexity versus non-convexity. Int. J. Prod. Res. 62(18): 6493-6517 (2024)
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