Maintenance: During the night from Tuesday to Wednesday, 28/29 May 2019, maintenance work on the ZORA NFS is scheduled for 7:00pm to 9:00am. During this period ZORA and JDB will not be available. Thank you for your patience.
van Kleef, R C; Beck, K; Buchner, F (2010). Risk-type concentration and efficiency incentives: a challenge for the risk adjustment formula. The Geneva Papers on Risk and Insurance - Issues and Practice, 35(4):503-520.
van Kleef, R C; Beck, Konstantin; Buchner, F (2008). How self-selection affects risk equalization: the example of voluntary deductibles. In: van Kleef, Richard C. Voluntary deductibles and risk equalization: a complex interaction. Rotterdam, 43-64.
van Kleef, R C; Beck, K; van de Ven, W P M M; van Vliet, R C J A (2008). Risk equalization and voluntary deductibles: a complex interaction. Journal of Health Economics, 27(2):427-443.
van Kleef, R C; Beck, K; van de Ven, W P M M; van Vliet, R C J A (2007). Does risk equalization reduce the viability of voluntary deductibles? International Journal of Health Care Finance and Economics, 7(1):43-58.