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, 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.