@misc{OPUS4-465,
  title     = {Productivity and size of export market. Evidence for west and east German plants},
  institution = {Fr{\"u}here Fachbereiche},
  series    = {University of L{\"u}neburg Working paper series in economics},
  number    = {43},
  type      = {researchpaper},
  year        = {2007},
}