How Strong is the Blanchard, Cerutti and Summers Evidence for Hysteresis ?
A comment on Olivier Blanchard, Eugenio Cerutti, and Lawrence Summers: Inflation and Activity–Two Explorations and their Monetary Policy Implications: update: Anne in comments said it was impossible to understand what, if anything, I concluded. My conclusion is was that Blanchard, Cerutti and Summers have found striking evidence of hysteresis. They reject the null hypothesis that […]
