Production frontiers with cross-sectional and time-series variation in efficiency levels
| Year of publication: |
1990
|
|---|---|
| Authors: | Cornwell, Christopher ; Schmidt, Peter ; Sickles, Robin C. |
| Published in: |
Journal of Econometrics. - Elsevier, ISSN 0304-4076. - Vol. 46.1990, 1-2, p. 185-200
|
| Publisher: |
Elsevier |