4 IZA Discussion Papers
IZA Discussion Paper No. 12313
longer version published in: D.Maddison, K. Rehdanz, H. Welsch (eds.): Handbook on Well-being, Happiness, and the Environment, Edward Elgar Publishing, 2020
IZA Discussion Paper No. 11291
published in: Social Science & Medicine, 2018, 201, 59-62
IZA Discussion Paper No. 10653
published in: Economics & Human Biology, 2019, 35, 96-106
IZA Discussion Paper No. 5601
published in: International Journal of Manpower, 2015, 36 (1), 26 - 47.