Panel data analysis of U.S. coal productivity
| Year of publication: |
2005
|
|---|---|
| Authors: | Stoker, Thomas M. ; Berndt, Ernst R. ; Denny Ellerman, A. ; Schennach, Susanne M. |
| Published in: |
Journal of Econometrics. - Elsevier, ISSN 0304-4076. - Vol. 127.2005, 2, p. 131-164
|
| Publisher: |
Elsevier |