125 IZA Discussion Papers
IZA Discussion Paper No. 1237
published in: Defense and Peace Economics, 2007, 18 (6), 469–484
1232号现正讨论文件
published in: Foders, Federico and Langhammer, Rolf J. (eds), Labor Mobility and the World Economy. Springer: Berlin, Heidelberg 2006, 85-103
IZA Discussion Paper No. 1227
published in: Public Choice, 2007, 132 (3-4), 257-271
IZA Discussion Paper No. 1087
published in: Journal of Population Economics, 2006, 19 (2), 327-344
IZA Discussion Paper No. 421
fully revised version with Clara Ponsati published in: Mathematical Social Sciences, 2005, 50 (2), 166-180
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