Small sample properties of ML, COLS and DEA estimators of frontier models in the presence of heteroscedasticity: A reply to Banker, Chang, and Cooper

Antonio N. Bojanic, Steven B. Caudill, Jon M. Ford. Small sample properties of ML, COLS and DEA estimators of frontier models in the presence of heteroscedasticity: A reply to Banker, Chang, and Cooper. European Journal of Operational Research, 136(2):468-469, 2002. [doi]

Abstract

Abstract is missing.