In this paper, we analyze how the introduction of habits and aspirations affects the distribution of wealth when individuals labor productivity is subject to idiosyncratic shocks and bequests arise from a joy-of-giving motive. In the presence of either bequests or aspirations, labor income...

In this paper we identify conditions under which the introduction of a pay-as-you-go social security system is ex ante Pareto-improving in a stochastic overlapping generations economy with capital accumulation and land. We argue that these conditions are consistent with many calibrations of the...