Centeno, M. de LourdesSilva, João Andrade e2022-05-302022-05-302005Andrade e Silva, João Manuel, and Maria de Lourdes Centeno (2005) . "A note on bonus scales." Journal of Risk and Insurance. Vol. 72, No. 4: pp. 601-607http://hdl.handle.net/10400.5/24421We revisit the optimal bonus scales introduced by Norberg (Norberg, R., 1976, Scandinavian Actuarial Journal (2): 92-107), Borgan, Hoem, and Norberg (Borgan, O., J. Hoem, and R. Norberg, 1981, Scandinavian Actuarial Journal (2): 165-178), and Gilde and Sundt (Gilde, V., and B. Sundt, 1989, Scandinavian Actuarial Journal (1): 13-22) and underline some potential problems of the linear scales. As a possible solution we propose the use of geometric scales..engBonus ScalesOpen Portfolio InsuranceGeometric Scalesjournal article