optimal redistribution and social protection policies are in place, globalization necessarily improves social welfare …

Building on the existing literature that examines the extent of redistribution in the Social Security system as a whole … inequality. Second, we find that this result is driven largely by the lack of redistribution across the middle and upper part of … distribution. Third, in cases where redistribution does occur, we find it is not efficiently targeted: many high income households …

has both a redistributive role and an insurance role. A substantial literature on optimal redistribution in the absence of … characterize optimal marginal tax rates and interpret them in terms of redistribution, insurance and incentive effects. The case of …

challenges the two basic functions of the welfare state, redistribution and social insurance when private unemployment insurance … improving by using a redistributive linear income tax if redistribution is initially not too large. We finally derive the … welfare optimal redistribution and unemployment insurance policies …