; ; ; "ActiveFedora::Aggregation::ListSource" . a , ; "The Observational Equivalence of Natural and Unnatural Rate Theories of Macroeconomics"; ; "batchuser@example.com"; "Sargent, Thomas J."; "Federal Reserve Bank of Minneapolis"; "1975-09"; "2019-08-06T02:12:09.927949187+00:00"^^; "https://doi.org/10.21034/wp.48"; ; "https://creativecommons.org/licenses/by-nc/4.0/"; "Wed Oct 23 18:03:10 2019"; "https://creativecommons.org/licenses/by-nc/4.0/"; "Research Paper"; "692"; "Working paper (Federal Reserve Bank of Minneapolis. Research Department)"; "048"; ; ; ; ; "Federal Reserve Bank of Minneapolis. Research Department"; "Published in: _Recent Developments in Macroeconomics_ (Vol. 2, 1991, pp. 111-120)."^^, "Published in: _Journal of Political Economy_ (Vol. 84, No. 3, June 1976, pp. 631-640), https://doi.org/10.1086/260465."^^; ; "Publication" . ; .