Olivieri, Annamaria; Pitacco, Ermanno - In: Risks : open access journal 4 (2016) 4, pp. 1-23
then supposed to become larger and more heterogeneous. With respect to the insurer’s risk profile, there is a trade … more important issue that we address. In actuarial practice, the different mortality levels of the several risk classes are … model. We suggest adopting a frailty model for risk classification. We identify risk groups (or classes) within the …