Manuelli, Rodolfo E. "Commentary on "What Do We Know (And Not Know) About Potential Output?"," in Federal Reserve Bank of St. Louis. "July/August 2009 : Projecting Potential Growth: Issues and Measurements, Vol. 91, No. 4," Review (Federal Reserve Bank of St. Louis) (July 2009) : 31-36. https://fraser.stlouisfed.org/title/820/item/620761/toc/634579 , accessed on May 2, 2024.