Judd, John P. and Trehan, Bharat. "Unemployment-Rate Dynamics : Aggregate-Demand and -Supply Interactions," in Federal Reserve Bank of San Francisco. "Fall 1989, Number 4," Economic Review (Federal Reserve Bank of San Francisco) (Fall 1989) : 21-38. https://fraser.stlouisfed.org/title/869/item/520397/toc/514233 , accessed on March 29, 2024.