positive tax on capital income is part of a Pareto-efficient dual income tax structure. We write optimal tax rates on capital … simulations for empirically plausible return heterogeneity suggest that optimal marginal tax rates on capital income are positive …

We analyze the optimal nonlinear income tax schedule when taxpayers earn multiple in- comes and differ along many … unobserved dimensions. We derive the necessary conditions for the government's optimum using both a tax perturbation and a … method to find the optimal tax schedule. Applied to the optimal taxation of couples, we find that optimal isotax curves are …

optimal non-linear tax schedule on the households' labour incomes. The optimal distortions caused by a linear commodity tax … commodity. Furthermore, the government wishes to tax commodities at different rates to the extent that doing so reduces the dis …- tortions caused by the labour income tax. This is the case when individuals with different incomes have different preferences …

optimal tax on excess returns to risky assets is ineffective for redistribution, because its effects are annulled by a Domar … optimal nonlinear earnings tax. Households can hold three assets: one risk-free, one risky but diversifiable, and one a …-Musgrave effect. It assumes only an insurance role, and is positive. The optimal tax on risk-free returns does fulfill a …

incomes, in presence of an optimal non-linear tax schedule on the households' labour incomes. The government should tax a … quantities of that commodity. Furthermore, the government wishes to tax commodities at different rates to the extent that doing … so reduces the distortions caused by the labour income tax. This is the case when individuals with different incomes have …

reversals in tax policies, which are unmatched by expenditure adjustments. As a consequence, deficits rise when economic …