8 IZA Discussion Papers
IZA Discussion Paper No. 16765
IZA Discussion Paper No. 16749
IZA Discussion Paper No. 15958
IZA Discussion Paper No. 15791
IZA Discussion Paper No. 12669
published in: Labour Economics, 2019, 61, 101767
IZA Discussion Paper No. 11307
IZA Discussion Paper No. 5987
revised version published as 'Collective Agreement Status and Survivability: Change and Persistence in the German Model' in: Labour, 2013, 27 (3), 288-309
IZA Discussion Paper No. 1128
published as 'Stimulating employment growth with higher wages? A new approach to address an old controversy' in: Kyklos, 2007, 60 (3), 441-467