3 IZA Discussion Papers
IZA Discussion Paper No. 3828
published in: Regional Science and Urban Economics, 2010, 40 (6), 517-529
IZA Discussion Paper No. 2389
published in: Journal of Urban Economics, 2008, 64(2), 496-509
IZA Discussion Paper No. 1149
published in: Journal of Economic Behavior and Organization, 2008, 66(3-4), 529-557