5 IZA Discussion Papers
IZA Discussion Paper No. 15222
IZA Discussion Paper No. 13182
published in: Olivia Mitchell and Annamaria Lusardi (eds.), Remaking Retirement: Debt in an Aging Economy, Oxford, UK: Oxford University Press, 2020
IZA Discussion Paper No. 9409
revised version published in: Quantitative Economics, 2018, 9, 1489-1542.
IZA Discussion Paper No. 7910
IZA Discussion Paper No. 5653
revised version published in: American Economic Journal: Macroeconomics, 2016, 8 (4), 103-141