43 IZA Discussion Papers
IZA Discussion Paper No. 187
published in: Swedish Economic Policy Review, 2000, 7 (2), 11-53
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. 13