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Statistical inference in nonparametric frontier models : the state of the art
Simar, Léopold, (2000)
Improving the sensitivity of data envelopment analysis by reducing dimensionality
Fox, Kevin J., (1996)
Two-person ratio efficiency games
Rousseau, John J., (1995)
A comparison of HMO efficiencies as a function of provider autonomy
Brockett, Patrick L., (2004)
On a necessary conditions for stability in perturbed linear and convex programming
Semple, John H., (1987)