Federal Reserve Bank of St. Louis and Bullard, James. "Monetary Policy Feedback Rules at the Zero Lower Bound : Financial Markets, Liquidity and Monetary Policy Swiss National Bank Research Conference Zurich, Switzerland" in Statements and Speeches of James Bullard (September 25, 2009). https://fraser.stlouisfed.org/title/7161/item/654725, accessed on September 6, 2024.