Affiliation: | 1.Agglomeration and Social Networks Lendület Research Group, Center for Economic and Regional Studies, Hungarian Academy of Sciences, 4 Tóth Kálmán utca, Budapest, 1097, Hungary ;2.Spatial Dynamics Lab, University College Dublin, Belfield, Dublin 4, Ireland ;3.Department of Civil- and Environmental Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA, 02139, USA ;4.International Business School Budapest, 7 Záhony utca, Budapest, 1031, Hungary ; |