1 Erasmus School of Health Policy and Management, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR, Rotterdam, The Netherlands. himmler@eshpm.eur.nl.
2 Erasmus Centre for Health Economics Research (EsCHER), Erasmus University Rotterdam, Rotterdam, The Netherlands. himmler@eshpm.eur.nl.
3 Erasmus School of Health Policy and Management, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR, Rotterdam, The Netherlands.
4 Erasmus Centre for Health Economics Research (EsCHER), Erasmus University Rotterdam, Rotterdam, The Netherlands.
5 Hamburg Center for Health Economics, University of Hamburg, Esplanade 36, 20354, Hamburg, Germany.
6 Nova School of Business and Economics, R. Holanda 1, 2775-405, Carcavelos, Portugal.
7 Centre for Research On Health and Social Care Management, CERGAS, Bocconi University, Via Röntgen N. 1, 20136, Milan, Italy.