In Hillenmeyer v. Cleveland Board of Review, Ohio's Supreme Court unanimously declared that Cleveland's municipal income tax violated the Due Process Clause of the U.S. Constitution by taxing a nonresident athlete under the “games-played” method rather than the “duty-days” method....

This paper considers the sensitivity of policy simulation to the specification of the labour market in an Applied General Equilibrium (AGE) model of the European Union. We consider a variety of adjustments to the labour market, including the introduction of labour supply heterogeneity and...