You imply in a capitalistic system that innovation stems from its own citizen? Especially in the melting pot of the world? Like, you would be hard-pressed to find a single innovation that doesn’t have emigrant names attached to it - the goddamn Manhattan project is jokingly called a Hungarian high school science fair project.

The US got out of WW2 with minimal casualties and a ton of riches, compared to a beaten down Europe/USSR. It’s not a fair comparison. For what it’s worth, the USSR indeed had very great education and have some excellent textbooks/papers as legacy.