TY - JOUR AU - Athanasios A. Pantelous AU - Alexandros A. Zimbidis TI - Dynamic reforming of a quasi pay-as-you-go social security system within a discrete stochastic multidimensional framework using optimal control methods JO - Applicationes Mathematicae PY - 2008 SP - 121 EP - 144 VL - 35 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am35-2-1/ DO - 10.4064/am35-2-1 LA - en ID - 10_4064_am35_2_1 ER -