Question

One can argue that the average American today is "richer" than the richest American 100 years ago, given that 100 years ago,

Answer 1

I agree with you on this statement that "the average American today is "richer" than the richest American 100 years ago, given that 100 years ago" and this is because of the advancement in science and technology which influence all the sectors of the economy.

Step-by-step explanation:

Answer 2

100 years ago people's nominal income were on average , much lower than here today

back then, USA still has not a lot of international income like it is today because international trade hasn't flourished yet. But now, products from united states' companies are spread all over the world,