Optimal Income Redistribution

By Pavel Brendler, Eva Carceles-Poveda & Arpad Abraham We study whether a redesign of the social security and income tax-and-transfer systems can deliver significant welfare gains. Our rich quantitative model features both realistic inequality over the life-cycle and the key main channels through which redistributive policies can distort aggregate allocations. We find that there are two distinct ways to achieve significant welfare gains with joint policy reforms. The first prioritizes reducing distortions through a regressive pension system, resulting in higher...