1. Für eine neue Aufgabenteilung zwischen gesetzlicher und privater Altersversorgung;Birg,1999
2. Saving and consumption patterns of the elderly: the German case;Börsch-Supan;Journal of Population Economics,1992
3. Savings in Germany—Part II: Behaviour;Börsch-Supan,1994
4. International Comparisons of Household Saving,2001
5. Household Portfolios in Germany, mimeo, University of Mannheim. Forthcoming;Börsch-Supan,2000