Gerdtham, U.-G.; Löthgren, M.; Tambour, M.; Rehnberg, C. - In: Health Economics 8 (1999) 2, pp. 151-164
This paper has two purposes. The first purpose is methodological and aims to extend previous work on efficiency analysis by implementing a multiple-output stochastic ray frontier production function model. This model generalizes the single-output stochastic frontier model to multiple-input,...