//-->
The moments of a pre-test estimator under possible heteroscedasticity
Mandy, D. M., (1984)
The sampling performance of pre-test estimators of the scale parameter under squared error loss
Yancey, T. A., (1983)
[Rezension von: Simar, Léopold; Wilson, Paul W., Estimation and inference in nonparametric frontier models, recent developments and perspectives]
Martins-Filho, Carlos, (2014)