Fujita, Shigeru. "Where Is the Phillips Curve?," in Federal Reserve Bank of Philadelphia. "Third Quarter 2019, Volume 4, Issue 3," Economic Insights (Federal Reserve Bank of Philadelphia) (June 2019) : 14-20. https://fraser.stlouisfed.org/title/6149/item/594215/toc/536633 , accessed on May 5, 2024.