Sueyoshi T (1991). “Estimation of Stochastic Frontier Cost Function Using Data Envelopment Analysis. An Application to the A.T&T. Divestiture.” JORS 42(6): 463-477.
Sueyoshi T (1991). “Estimation of Stochastic Frontier Cost Function Using Data Envelopment Analysis. An Application to the A.T&T. Divestiture.” JORS 42(6): 463-477.