6 IZA Discussion Papers
IZA Discussion Paper No. 16081
IZA Discussion Paper No. 14109
IZA Discussion Paper No. 10917
IZA Discussion Paper No. 8474
IZA Discussion Paper No. 8182
published as 'Financing Renewable Energy Development' in: The Development of Renewable Energy Sources and its Significance for the Environment, 2015, 85-106
IZA Discussion Paper No. 6902
revision published in: Journal of Labor Economics, 2014, 32 (1), 95-121