Actually, upward mobility has been regressing in the US for a while now, and is much worse than in countries like germany or sweden. If you are born in the bottom fifth, your odds of making it out of there are roughly fifty/fifty. You don't have to wonder about the next generation because the current one is suffering enough already.
There's no need for nuance here. Nuance is what you apply when something has merit. The direction the US economy is headed in has no merit. The ship needs a course correction.
There's no need for nuance here. Nuance is what you apply when something has merit. The direction the US economy is headed in has no merit. The ship needs a course correction.