10 IZA Discussion Papers
IZA Discussion Paper No. 12318
IZA Discussion Paper No. 11900
IZA Discussion Paper No. 10816
IZA Discussion Paper No. 10708
IZA Discussion Paper No. 9882
heavily revised version, with Orla Doyle, forthcoming in: Economic Journal
IZA Discussion Paper No. 8497
IZA Discussion Paper No. 8052
revised version published in: Review of International Organizations, 2015, 10(1), 67-95
IZA Discussion Paper No. 7985
published in: P. Bevelander and B. Petersson (eds.), Crisis and Migration: Implications of the Eurozone crisis for perceptions, politics, and policies of migration, Nordic Academic Press 2014, Lund, Sweden, Chapter 2, 25-47
IZA Discussion Paper No. 7020
published in: A. F. Constant, K. F. Zimmermann (eds), International Handbook on the Economics of Migration, Edward Elgar 2013, Cheltenham, UK, and Northampton, USA, Chapter 14, 259-275
IZA Discussion Paper No. 5067
A revised version of this paper is published in World Bank Research Observer, 2015, 31(1), 29-58.