> But the US isn't top of the per capita lists either. You're right. But the ones that are higher don't have much "total mass". We've discussed three ways to

> But the US isn't top of the per capita lists either. You're right. But the ones that are higher don't have much "total mass". We've discussed three ways to compare - total GDP, GDP/person, and "how much can they do". The US is not at the top of any of them, but it's high on all three.