@techreport{KnorrHeinemann2009,
  type      = {Working Paper},
  author    = {Andreas Knorr and Andr{\´e} W. Heinemann},
  title     = {Regional airport subsidies in the EU - the case for a more ecconomic approach in the application of the EU's state aid rules},
  institution = {Deutsches Forschungsinstitut f{\"u}r {\"o}ffentliche Verwaltung},
  address   = {Speyer},
  url       = {https://nbn-resolving.org/urn:nbn:de:101:1-2009081192},
  pages     = {30},
  year      = {2009},
  abstract  = {\_},
  language  = {en}
}