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Stochastic frontier production analysis: Measuring performance of public telecommunications in 24 OECD countries
Sueyoshi, T., (1994)
Models and Measures for Efficiency Dominance in DEA -- Pan II: Free Disposal Hull (FDH) and Russel Measure (RM) Approaches
Bardhan, I., (1996)
Models and Measures for Efficiency Dominance in DEA -- Pan I: Additive Models and MED Measures