145 IZA Discussion Papers
IZA Discussion Paper No. 390
IZA Discussion Paper No. 245
published in: International Tax and Public Finance, 2003, 10(3), 211-228
IZA Discussion Paper No. 239
published in: Journal of Public Economics, 2003, 87 (7-8), 1539-1555
IZA Discussion Paper No. 170
published in: C. Lankowski (ed.): Responses to Globalization in Germany and the United States, AICGS Research Report No. 10, Washington, D. C., 1999, 15-30
IZA Discussion Paper No. 29