The Phillips Curve, the famous observation in the 1960s and 1970s that there is a trade-off between inflation and unemployment, has been declared dead after the financial crisis.
Scott Sumner makes a very compelling case that the correct Phillips curve is the relationship between wage inflation and unemployment
https://www.econlib.org/the-actual-phillips-curve/
Scott Sumner makes a very compelling case that the correct Phillips curve is the relationship between wage inflation and unemployment
https://www.econlib.org/the-actual-phillips-curve/