Scale, factor intensity and efficiency: an empirical study of the Chinese coal industry
| Year of publication: |
1993
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|---|---|
| Authors: | Wu, Y. |
| Published in: |
Applied economics. - Abingdon : Routledge, ISSN 0003-6846, ZDB-ID 2801760. - Vol. 25.1993, 3, p. 325-334
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