The objective of this work is to evaluate the impact of a social security system on the well-being of each individual in the economy and to challenge the measures commonly used in this type of policy analysis. We show that measures based on the notion of actuarial fairness do not measure...

We construct a general equilibrium model in which a pay-as-you-go social security system can be adopted and sustained as a political and economic equilibrium. We analyze the welfare implications of this system and compare general equilibrium welfare measures to the commonly used notion of...

We construct a general equilibrium model in which a pay-as- you-go social security system can be adopted and sustained as a political and economic equilibrium. We analyze the welfare implications of this system and compare general equilibrium welfare measures to the commonly used notion of...