Is the wage penalty due to motherhood larger among highly qualified women? In this paper, we study the effect of parenthood on the careers of high-achieving women relative to high-achieving men in a set of high-earning professions with either nonlinear or linear wage structures. Using Norwegian...

The paper studies how the optimal nonlinear quantity-payment allocation can be truthfully implemented by optional tariffs in a differentiated goods duopoly. Consumers choose from a menu of tariffs and are subsequently billed according to this. We find that implementation by simple two part...

In this paper, we compare ad valorem and specific taxation under heterogeneous demand when a monopolist offers a menu of two-part tariffs. An increase in either tax rate leads to a higher usage fee for all consumers, whereas the fixed fee under reasonable assumptions will fall. If the government...

The economics of crime and punishment postulates that higher punishment leads to lower crime levels, or less severe crime. It is however hard to get empirical support for this intuitive relationship. This paper offers a model that contributes to explain why this is the case. We show that if...

In late 2003, Norway passed a law mandating 40 percent representation of each gender on the board of publicly limited liability companies. The primary objective of this reform was to increase the representation of women in top positions in the corporate sector and decrease gender disparity in...