Ruggiero J (2000). “Nonparametric Estimation of Returns to Scale in the Public Sector with an Application to the Provision of Educational Services.” JORS 51(8): 906-912.
Ruggiero J (2000). “Nonparametric Estimation of Returns to Scale in the Public Sector with an Application to the Provision of Educational Services.” JORS 51(8): 906-912.