5 IZA Discussion Papers
IZA Discussion Paper No. 17213
IZA Discussion Paper No. 16344
IZA Discussion Paper No. 14804
published in: Brookings Papers on Economic Activity, 2021, 381-476
IZA Discussion Paper No. 14422
forthcoming in: The Review of Economics and Statistics
IZA Discussion Paper No. 11614
published in: Review of Economics and Statistics, 2021, 103 (4), 770–785.