1. Transition vers un Syst�me par Capitalisation dans un Mod�le de Croissance Endog�ne;P Belan;Revue Economique,2001
2. Pareto-Improving Social Security Reform;P Belan;The Geneva Papers on Risk and Insurance Theory,1998
3. Privatizing Social Security: A Critical Assessment;P Belan;Geneva Papers on Risk and Insurance Theory,1999
4. On the Intergenerational Pareto Efficiency of Pay-As-You-Go Financed Pension Systems;F Breyer;Journal of Institutional and Theoretical Economics,1989