Number of items: 2.
Daouia, Abdelaati, Simar, Léopold and Wilson, Paul (2017) Measuring Firm Performance using Nonparametric Quantile-type Distances. Econometric Reviews, 36 (1-3). pp. 156-181.
Simar, Léopold, Vanhems, Anne and Wilson, Paul (2012) Statistical Inference for DEA Estimators of Directional Distances. European Journal of Operational Research, 220 (3). pp. 853-864.