3 IZA Discussion Papers
IZA Discussion Paper No. 4388
published in: David A. Wise (ed.), Explorations in the Economics of Aging, University of Chicago Press, pp. 269-316, 2011
IZA Discussion Paper No. 2057
published in: Journal of Health Economics, 2008, 27(2), 496-509
IZA Discussion Paper No. 1118
published in: David Cutler and David Wise (eds.), Health at Older Ages: The Causes and Consequences of Declining Disability Among the Elderly, University of Chicago Press, 2008, 251-294