Özlale, Ü.Özbek, L.2015-07-282015-07-2820080165-1765http://hdl.handle.net/11693/13565Employing a state space model, we find for the United States economy that potential output growth rate can deviate from its steady state level for substantially long periods. (c) 2007 Elsevier B.V. All rights reserved.EnglishPotential outputExtended Kalman filterArticle10.1016/j.econlet.2007.05.0061873-7374