Affiliation: | aDepartment of Applied Economics, Catholic University of Leuven, Naamsestraat 69, B-3000 Leuven, Belgium, and Department of Economics, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR Rotterdam, The Netherlands;bDepartment of Economics and Business Administration, Maastricht University, P.O. Box 616, 6200 MD Maastricht, The Netherlands;cArthur Andersen & Co, P.O. Box 21937, 3001 AX Rotterdam, The Netherlands |