Recent models with liquidity constraints and impatience emphasize that consumers use savings to buffer income fluctuations. When wealth is below an optimal target, consumers try to increase their buffer stock of wealth by saving more. When it is above target, they increase consumption. This...

To assess the life-cycle welfare effects of pension reforms, we provide a dynamic stochastic model of saving, portfolio choice and retirement with a pension system that operates according to the notional defined contribution principle.Relying on the exogenous variation from a sequence of Italian...