Zaretsky, Adam M. "The American Economy : Producing More with Less?," in Federal Reserve Bank of St. Louis. "July 2000," Regional Economist : A Quarterly Review of Business and Economic Conditions (July 2000) : 13-16. https://fraser.stlouisfed.org/title/6275/item/601802/toc/584328 , accessed on May 7, 2024.