Federal Reserve Bank of St. Louis. "St. Louis Fed's Review: The Geography, Economics and Politics of Lottery Adoption; The 1990s Acceleration in Labor Productivity: Causes and Measurement; The Learnability Criterion and Monetary Policy; Inflation Targeting," Federal Reserve Bank of St. Louis News Releases (May 3, 2006). https://fraser.stlouisfed.org/title/6265/item/600245, accessed on January 20, 2025.