Authors:
Hafner, Christian M
Manner, Hans
Simar, Léopold
Citation: M. Hafner, Christian et al., The .wrong skewness. problem in stochastic frontier models: A new approach, Econometric reviews , 37(4), 2018, pp. 380-400
Authors:
Park, Byeong U.
Jeong, Seok-Oh
Simar, Léopold
Citation: U. Park, Byeong et al., Asymptotic distribution of conical-hull estimators of directional edges, Annals of statistics , 38(3), 2010, pp. 1320-1340