Belzunce, Félix; Ortega, Eva; Ruiz, José M. - In: Statistics & Probability Letters 42 (1999) 2, pp. 145-156
The purpose of this paper is to study new notions of stochastic comparisons and aging classes based on the Laplace transform order of residual lives. We give relationships to other stochastic orders and aging classes given previously. Finally we study some applications to shock models.