Procedures of revenue estimation of changes in the personal income tax are discussed. Using revenue estimates of the 2006 tax cuts in the personal income tax in Norway as an example, we show that estimates of costs of cuts differ substantially when different effects are brought into...

The purpose of this paper is to present an exercise where we identify optimal income tax rules under the constraint of fixed tax revenue. To this end, we estimate a microeconomic model with 78 parameters that capture heterogeneity in consumption-leisure preferences for singles and couples as...

Mothers of preschool children represent one part of the population that might be able to increase its labor supply. We discuss effects of family policy changes that encourage the labor supply of these mothers, as child care fee reductions and increased availability of center-based care. Effects...

A discrete choice model for labor supply and child care for mothers of preschoolers is presented. The mothers are assumed to make choices from a finite set of job possibilities and from a finite set of child care options. The options in the markets for child care are characterized by opening...