The Phillips Curve is 100% not real. There is no tradeoff. We have all kinds of data on inflation and unemployment. Everyone has access to it, even economists. There's no relationship in 50 years of data. I cannot stand how upset Americans get about people getting paid. The most powerful central bank in the world has been working to keep unemployment from getting too low for 50 years to prevent inflation and all they've been doing is keeping people poor. Now there's finally a peek at some higher wages, inflation is slowing, and people are pretty sure it's a bad thing because ideology.
Labor is entitled to the full measure it creates.