Lacker, Jeffrey Malcolm. "President's Message : Lessons of the Phillips Curve," in Federal Reserve Bank of Richmond. "Spring 2007, Volume 11, Number 2," Econ Focus (Federal Reserve Bank of Richmond) (Spring 2007) : 3-3. https://fraser.stlouisfed.org/title/3941/item/476937/toc/504069 , accessed on April 19, 2024.