4 IZA Discussion Papers
IZA Discussion Paper No. 11160
published in: R. Lensink, S. Sjogren, C. Wihlborg (eds): Paths for Sustainable Economic Development, Gothenburg, 2017, 81 - 96
IZA Discussion Paper No. 10909
published in: Journal of Social and Economic Development, 2023, 26, 521 - 554
IZA Discussion Paper No. 9131
IZA Discussion Paper No. 2262