Media type: E-Article Title: Unconventional government debt purchases as a supplement to conventional monetary policy Contributor: Ellison, Martin; Tischbirek, Andreas imprint: Elsevier BV, 2014 Published in: Journal of Economic Dynamics and Control Language: English DOI: 10.1016/j.jedc.2014.03.012 ISSN: 0165-1889 Origination: Footnote: