IZA-Publikationen
IZA Discussion Paper No. 510
published in: IMF Staff Papers, 2002, 49 (3), 339-362
IZA Discussion Paper No. 496
published in: Journal of Development Economics, 2006, 80 (2), 389-427
IZA Discussion Paper No. 487
published in: Economic Journal, 2003, 113 (484), 101-127
IZA Discussion Paper No. 448
published in: Review of Economics and Statistics, 2002, 84 (2), 324-341
IZA Policy Paper No. 13
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