A large literature evaluating the welfare effects of taxation has examined the role of the labor supply elasticity, and has shown that the estimated welfare effects are highly sensitive to its size. A common feature of this literature is its exclusive focus on hours worked and the associated...

This paper models complexity in social programs as a byproduct of efforts to screen between deserving and undeserving applicants. While a more rigorous screening technology may have desirable effects on targeting efficiency, the associated complexity introduces transaction costs into the...

We investigate long-run earnings responses to taxes in the presence of dynamic returns to effort. First, we develop a theoretical model of earnings determination with dynamic returns to effort. In this model, earnings responses are delayed and mediated by job switches. Second, using...

In spite of there being few elements of tax or cash benefit systems in developed countriesthat are any longer explicitly gender-biased in a discriminatory sense, it is well recognisedthat they have significant gender effects. To the extent that women earn less than men onaverage under...