An empirical analysis of productivity : Welsh coal industry
| Year of publication: |
1982
|
|---|---|
| Authors: | Chakravarty, S. P. ; Hojman, D. |
| Published in: |
Resources Policy. - Elsevier, ISSN 0301-4207. - Vol. 8.1982, 2, p. 125-132
|
| Publisher: |
Elsevier |