Published Classic Brookings Papers on Economic Activity Published Jan 2004Monetary Policy Alternatives at the Zero Bound: An Empirical AssessmentBen S. Bernanke · Vincent R. Reinhart · Brian P. SackThis 2004 Brookings Papers on Economic Activity paper by Ben Bernanke, Vincent Reinhart, and Brian Sack asks whether "nonstandard" monetary policies can still work once the short-term policy rate is …