A central finding of the modern labor market literature is that labor supply responses tend to be concentrated along the extensive margin (labor force participation) rather than the intensive margin (hours of work). Yet, the literature on the marginal cost of public funds (MCF) focuses solely on...

A Danish tax reform, decided in May 2009 and taking effect from the beginning of 2010, lowered the marginal tax rate on top bracket taxable income from 63% to 56%. Because contributions to pension accounts are tax deductible, the reform provided an incentive to increase pension contributions...

This paper analyses the effects of taxation in New Keynesian economics. The results show that taxes contribute to price and wage stickiness and, moreover, that the resulting fluctuations in welfare are magnified by the presence of taxes. These results are at odds with the old Keynesian idea of...