We study the aggregate effects of a social security reform in a large overlapping generations model where markets are incomplete and households face uninsurable idiosyncratic income shocks. We depart from the previous literature by assuming that, because of lack of commitment in the credit...

This paper contains nine different essays on Social Security reform and multi-pillar pension plans. The nine topics are: 1. Transition costs2. Progressive indexation3. Government guarantees on private accounts4. Life cycle investing5. Impact of add-on accounts on Social Security solvency6....