Federal Reserve Bank of St. Louis and Bullard, James. "Optimal Monetary Policy for the Masses : Slides : Norges Bank, Oslo, Norway" in Statements and Speeches of James Bullard (January 25, 2018). https://fraser.stlouisfed.org/title/7161/item/654871/content/pdf/bullard_20180125_slides, accessed on May 14, 2026.