%0 Report %A Bargain, Olivier B. %T Flexible Labor Supply Models %D 2009 %8 2009 Jul %I Institute of Labor Economics (IZA) %C Bonn %7 IZA Discussion Paper %N 4281 %U https://www.iza.org/publications/dp4281 %X Discrete-choice models of labor supply have become very popular for ex ante evaluations of policy reforms as they easily account for non-convex budget sets. We test the constraints imposed in practice on these models and suggest a fully flexible model that significantly improves fit. %K labor supply %K multinomial logit %K taxation