This paper examines the degree of income tax progressivity chosen through a simple majority vote in a model with savings. Households have permanent differences with respect to their labor productivity and their discount factors. The government has limited commitment to future policy, so voting...

We derive a general optimal income tax formula when individuals respond along both the intensive and extensive margins and when income effects can prevail. Individuals are heterogeneous across two dimensions: their skill and their disutility of participation. Preferences over consumption and...