Service industry jobs like restaurants
Edit: Perhaps the ~$13k standard deduction is a better example line than the tax bracket. Just stating the wage growth isn't outpacing inflation as much as it might appear at first glance.
Here's a chart from the NY Times showing what it looks like in practice: https://static01.nyt.com/images/2021/11/10/opinion/10coy-new...
-- https://www.nytimes.com/2021/11/10/opinion/benefits-cliff-we...
For low wage people with children, they really are often better off in a low wage job than a middle wage job. In the example given, going from 25K a year to 50K would mean a lower standard of living.
The war on poverty has been a miserable failure.