In classical pension design, there are essentially two kinds of pension schemes: Defined Benefit (DB) and Defined Contribution (DC) plans. Each scheme corresponds to a different philosophy of spreading risk between the stakeholders: in a DB, the main risks are taken by the organizer of the plan,...

Recent reforms of public pension systems implemented in various countries, including Spain, have sought to ensure the sustainability of benefits. However, achieving a structural budget balance (i.e. long-run equality between income and expenditure) may result in a decrease in the replacement...