@misc{Wagner2007,
  author    = {Wolfgang Wagner},
  title     = {Migration in Großst{\"a}dten},
  institution = {Wirtschaftswissenschaften},
  series    = {Volkswirtschaftliche Diskussionsbeitr{\"a}ge},
  number    = {38},
  type      = {workingpaper},
  year        = {2007},
}