Right, and individual universities that are supported by those countries.
What you should be argueing is that researchers are more densely distributed in top universities in the US, because in Europe researchers are less likely to jump to another country. Especially when they prefer to publish in their own language.
This may or may not be true.
Truth is, I at least and I think we in general are rather envious of the awesome top universities the US has.
But I think the US should be envious that we in Europe have our quality spread over the universities, and no matter what your parents' income or background is, or how much effort you put into highschool, you will always be able to attend a quality university.
I think that's worth not having the world's top universities.
What you should be argueing is that researchers are more densely distributed in top universities in the US, because in Europe researchers are less likely to jump to another country. Especially when they prefer to publish in their own language.
This may or may not be true.
Truth is, I at least and I think we in general are rather envious of the awesome top universities the US has.
But I think the US should be envious that we in Europe have our quality spread over the universities, and no matter what your parents' income or background is, or how much effort you put into highschool, you will always be able to attend a quality university.
I think that's worth not having the world's top universities.