We study income responses to income tax changes by using a large panel of Swedish tax payers over the period 1991-2002. Changes in statutory tax rates as well as dis-cretionary changes in tax bracket thresholds provide exogenous variations in tax rates that can be used to identify income...

In this paper we use a panel of 189 countries to describe the salient trends that have emerged in national personal income tax systems spanning the twenty five year period from 1981 to 2005. Using complete national income tax schedules, we calculate actual average and marginal tax rates at...