Income mobility is often thought to equalize permanent incomes and thereby to improvesocial welfare. The welfare …,the net social welfare effect of both mobility and taxation is (almost always) positive andsubstantial, often amounting to … mobility on inequality andsocial welfare.... …

preferences or efficiency constraints is an important question that pavesthe debate about the optimality of welfare regimes. To … approach tocharacterize the redistributive preferences embodied in the welfare systems of 17 EUcountries and the US. Implicit … social welfare functions are broadly compatible with the fictionof an optimizing Paretian social planner. Some exceptions due …

government between 1987 and 2005. The (marginal)social welfare function revealed by this approach is consistently comparable over …years. Some “anomalies” in the revealed social welfare function suggests introducingtransfers to the working poor.... …

There is clear evidence that fairness plays a role in redistribution. Individuals want tocompensate others for their … misfortune, while they allow them to enjoy the fruits of their effort.Such fairness considerations have been introduced in … on much more information. We introduce fairness in a tax-benefit scheme that isbased on several characteristics. The …