We propose a method to decompose changes in the tax structure into a component measuring the level of taxes and a component orthogonal to the level that measures progressivity. While our focus is on the progessivity results, we find that the level shock is similar to standard tax shocks found in...

This paper holistically addresses the effective (relative) income tax contribution of a given income (or, wealth) group. The widely acclaimed standard in public policy is the absolute benefaction of a given income group in filling up the fiscal coffers. Instead, we focus on the ratio of the...

In this study, we examine the behavior of self-employed taxpayers who "bunch" at an income level just below a critical threshold, which triggers a transition from a simple tax regime to a more complex one. Under the simple regime, individuals complete their tax forms independently, while the...

Public finance solutions to high unemployment in Europe have often been advocated during the past years. With unemployment concentrated among the young and unskilled, it has been suggested that the reduction of social security contributions for low wage earnings, financed by a carbon tax, could...