Forbes, Kristin; Gagnon, Joseph E.; Collins, Christopher G. - National Bureau of Economic Research - 2021
This paper finds strong support for a Phillips curve that becomes nonlinear when inflation is "low"--which our baseline … inflation. This finding is consistent with evidence of downward nominal wage and price rigidity. When inflation is high, the … inflation regimes at 2, 3, or 4 percent inflation or for a threshold based on country-specific medians of inflation. In this …