Siegel, Diane and Strongin, Steven. "Can the Monetary Models Be Fixed?," in Federal Reserve Bank of Chicago. "November/December 1986, Volume X, Issue 6," Economic Perspectives (Federal Reserve Bank of Chicago) (November/December 1986) : 3-14. https://fraser.stlouisfed.org/title/5288/item/552452/toc/521845 , accessed on April 25, 2024.