Federal Reserve Bank of St. Louis and Bullard, James. "The Case of the Disappearing Phillips Curve : 2018 ECB Forum on Central Banking Macroeconomics of Price- and Wage-Setting, Sintra, Portugal" in Statements and Speeches of James Bullard (June 19, 2018). https://fraser.stlouisfed.org/title/7161/item/654883, accessed on February 14, 2025.