1. Alesina, A. and Fuchs-Schündeln, N. (2007) ‘Good-bye Lenin (or not?): The effect of communism on people's preferences’, American Economic Review 97 (4): 1507–1528.
2. Börsch-Supan, A., Coppola, M., Essig, L., Eymann, A. and Schunk, D. (2008) The German SAVE Study—Design and Results, MEA Studie No. 6, Mannheim Research Institute for the Economics of Aging.
3. Bucher-Koenen, T. (2009) Financial Literacy and Private Old-age Provision in Germany—Evidence from SAVE 2008, MEA Discussion Paper No. 192-2009, Mannheim Research Institute for the Economics of Aging.
4. Bundesministerium für Finanzen [Federal Ministry of Finance] (2005a) Das Alterseinkünfte-gesetz: Gerecht für Jung und Alt, Bundesministerium für Finanzen, (June).
5. Bundesministerium für Finanzen [Federal Ministry of Finance] (2005b) Circular IV C 1—S 2252—337/05, Bundesministerium für Finanzen, (December).