Coal Mine Injury Rates in Two Eras of Federal Control
Autor: | Christenson, C. L., Andrews, W. H. |
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Zdroj: | Journal of Economic Issues, 1973 Mar 01. 7(1), 61-82. |
Databáze: | JSTOR Journals |
Externí odkaz: |
Autor: | Christenson, C. L., Andrews, W. H. |
---|---|
Zdroj: | Journal of Economic Issues, 1973 Mar 01. 7(1), 61-82. |
Databáze: | JSTOR Journals |
Externí odkaz: |