@misc{QuastWolters2019,
  author    = {Josefine Quast and Maik Hendrik Wolters},
  title     = {Reliable real-time output gap estimates based on a modified Hamilton filter},
  booktitle = {Working paper series / Institute for Monetary and Financial Stability ; 133},
  number    = {March 26, 2019},
  url       = {https://www.imfs-frankfurt.de/fileadmin/user_upload/IMFS_WP/IMFS_WP_133.pdf},
  institution = {Wirtschaftswissenschaften},
  series    = {Working paper series / Institute for Monetary and Financial Stability},
  number    = {133},
  type      = {workingpaper},
  pages     = {27},
  year        = {2019},
}