3 IZA Discussion Papers
IZA Discussion Paper No. 12399
published in: European Journal of Political Economy, 2019, 59, 483-500
IZA Discussion Paper No. 3613
revised version published in: Public Choice, 2013, 155 (1-2), 109-137
IZA Discussion Paper No. 1929
revised version published as 'The Quality of Institutions and Satisfaction with Democracy in Western Europe: A Panel Analysis', in: European Journal of Political Economy, 25(1) 2009, 30-41