5 IZA Discussion Papers
IZA Discussion Paper No. 17166
IZA Discussion Paper No. 8446
published in: PLOS One, 2015, doi:10.1371/journal.pone.0118546
IZA Discussion Paper No. 8006
IZA Discussion Paper No. 6227
published in: Industrial Labor Relations Review, 2016, 69 (1), 227-252
IZA Discussion Paper No. 578
revised version published as 'Changes in Attitudes toward Immigrants in Europe: Before and After the Fall of the Berlin Wall', in: Gil S. Epstein, Ira N. Gang (eds.), Migration and Culture, Emerald, 2010, 649-676