The disappearance of the 'Phillips Curve' Trade-off

Reference article: https://www.economist.com/schools-brief/2020/08/20/why-does-low-unemployment-no-longer-lift-inflation?itm_source=parsely-api

Link to IB Econ: Phillips curve, Inflatiion rate, Unemployment rate

Phillips curve is know as the trade-off between inflation rate and unemployment rate: When the unemployment rate is high, the inflation rate will be low, and vice versa. However, this is no longer working.

*Summary will be updated soon!