@misc{Lewis2012,
  author    = {Vivien Lewis},
  title     = {Optimal monetary policy and firm entry},
  booktitle = {Working paper series / Institute for Monetary and Financial Stability ; 50},
  number    = {Version: 11 Oktober 2011},
  url       = {www.imfs-frankfurt.de/fileadmin/user_upload/WP_2012_50.pdf},
  institution = {Institute for Monetary and Financial Stability (IMFS)},
  series    = {Working paper series / Institute for Monetary and Financial Stability},
  number    = {50},
  type      = {workingpaper},
  pages     = {34},
  year        = {2012},
}