3 IZA Discussion Papers
IZA Discussion Paper No. 7914
published in: European Economic Review, 2015, 75, 131-155.
IZA Discussion Paper No. 4621
published in: Ian Jarvie and Jesus Zamora-Bonilla (eds.), The SAGE Handbook of the Philosophy of Social Science, London: Sage Publications, 2011.
IZA Discussion Paper No. 3331
published online in: Regional Science and Urban Economics, 2012, 42, 938-949.