Affiliation: | (1) University of Leuven, LICOS, Debériotstraat 34, 3000 Leuven, Belgium;(2) Department of Applied Economics, University of Nijmegen, P.O. Box 9108, Nijmegen, The Netherlands;(3) Department of Econometrics, Tilburg University, P.O. Box 90153, 5000 LE Tilburg, The Netherlands;(4) Department of Econometrics, UFSIA (University of Antwerp), Prinsstraat 13, 2000 Antwerp, Belgium |