@misc{BenderWagnerZwick2007,
  author    = {Stefan Bender and Joachim Wagner and Markus Zwick},
  title     = {KombiFiD - Kombinierte Firmendaten f{\"u}r Deutschland},
  institution = {Fr{\"u}here Fachbereiche},
  series    = {University of L{\"u}neburg Working paper series in economics},
  number    = {60},
  type      = {researchpaper},
  year        = {2007},
}