Participants   Co-ordinator: Axel Börsch-Supan, Director, Mannheim Research Institute for the Economics of Aging (MEA), University of Mannheim Email address: abs@econ.uni-mannheim.de Partners: Denmark: Institute of Public Health, Section Epidemiology, University of Southern Denmark Kaare Christensen (principal investigator) Email address: kchristensen@health.sdu.dk Denmark: Department of Economics, University of Copenhagen Martin Browning (principal investigator) Email address: martin.browning@econ.ku.dk France, L'Association Environnement, Santé et Societé (ENSANS), Paris Claudine Attias-Donfut (principal investigator) Email address: claudine.attias-donfut@cnav.fr Germany: Mannheim Research Institute for the Economics of Aging (MEA), University of Mannheim Axel Börsch-Supan (project coordinator and principal investigator) Email address: abs@econ.uni-mannheim.de Germany: Department of Medical Sociology, University of Duesseldorf Johannes Siegrist (principal investigator) Email address: siegrist@uni-duesseldorf.de Italy: Department of Economics, Universita’ “Ca’ Foscari” di Venezia Agar Brugiavini (principal investigator) Email address: brugiavi@unive.it Italy: Department of Economics, University of Padua Guglielmo Weber (principal investigator) Email address: guglielmo.weber@unipd.it Sweden: Department of Economics, University of Uppsala Anders Klevmarken (principal investigator) Email address: anders.klevmarken@nek.uu.se Switzerland, Institut d’Economie et Management de la Santé (IEMS), Université de Lausanne Alberto Holly (principal investigator) Email address: alberto.holly@hec.unil.ch The Netherlands, Department of Public Health, Erasmus University Rotterdam Johan Mackenbach (principal investigator) Email address: mackenbach@mgz.fgg.eur.nl The Netherlands: Center for Economic Research, Tilburg University Arthur van Soest (principal investigator) Email address: a.h.o.vanSoest@kub.nl United Kingdom, Section of Epidemiology, Division of Psychological Medicine Institute of Psychiatry, King’s College London Martin Prince (principal investigator) Email address: m.prince@iop.kcl.ac.uk