EFFICIENCY IN WELSH COAL MINING - A COMMENT

被引：0
|
作者：
CHAKRAVARTY, SP [1 ]
HOJMAN, DE [1 ]
机构：
[1] UNIV LIVERPOOL,DEPT ECON,LIVERPOOL L69 3BX,ENGLAND
来源：
RESOURCES POLICY | 1985年 / 11卷 / 01期
关键词：
D O I：
10.1016/0301-4207(85)90020-0
中图分类号：
X [环境科学、安全科学];
学科分类号：
08 ; 0830 ;
摘要：
引用
收藏
页码：63 / 64
页数：2
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