8 IZA Policy Papers
IZA Policy Paper No. 165
IZA Policy Paper No. 143
IZA Policy Paper No. 137
IZA Policy Paper No. 130
published in: International Social Security Review, 2017, Vol. 70, No.3.
IZA Policy Paper No. 127
published in: CESifo Forum, 2017, 18 (2), 26–33.
IZA Policy Paper No. 71