Testa, William A. , Klier, Thomas H. and Mattoon, Richard H. "Reversal of Fortune : Understanding the Midwest Recovery," in Federal Reserve Bank of Chicago. "July/August 1997, Volume XXI, Issue 4," Economic Perspectives (Federal Reserve Bank of Chicago) (July/August 1997) : 3-18. https://fraser.stlouisfed.org/title/5288/item/578990/toc/526079 , accessed on March 28, 2024.