There was (H/T Brad DeLong) a working paper out of the IMF in November of 2015 from Olivier Blanchard, Eugenio Cerutti, and Lawrence Summers titled [pdf] Inflation and Activity – Two Explorations and their Monetary Policy Implications. In it they plot the slope of the Phillips curve (second graph), falling from the 1960s to the present:
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The slope of the Phillips curve is roughly…
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There was (H/T Brad DeLong) a working paper out of the IMF in November of 2015 from Olivier Blanchard, Eugenio Cerutti, and Lawrence Summers titled [pdf] Inflation and Activity – Two Explorations and their Monetary Policy Implications. In it they plot the slope of the Phillips curve (second graph), falling from the 1960s to the present: