TY - JOUR TI - Prediction of firm-level technical efficiencies with a generalized frontier production function and panel data AU - George E. Battese AU - Tim Coelli JO - Journal of Econometrics PY - 1988 VL - 38 IS - 3 DO - 10.1016/0304-4076(88)90053-x UR - https://doi.org/10.1016/0304-4076(88)90053-x ER -