@misc{Siekmann2011,
  author    = {Helmut Siekmann},
  title     = {Law and economics of the monetary union},
  booktitle = {Working paper series / Institute for Monetary and Financial Stability ; 45},
  url       = {http://www.imfs-frankfurt.de/fileadmin/user_upload/pdf/2011_45_Siekmann.pdf},
  institution = {Institute for Monetary and Financial Stability (IMFS)},
  series    = {Working paper series / Institute for Monetary and Financial Stability},
  number    = {45},
  type      = {workingpaper},
  year        = {2011},
}