3 IZA Discussion Papers
IZA Discussion Paper No. 10777
published in: Journal of Wine Economics, 2017, 12 (1), 3 - 15
IZA Discussion Paper No. 7234
IZA Discussion Paper No. 6881
published in in N. Campos, P. De Grauwe and Y. Ji (eds.), The Political Economy of Structural Reforms in Europe, Oxford University Press, 2018, pp. 75-88.