[NZerFromHK]

Not necessarily. Most well-educated and high IQ people tend to be either unemployed "artists" or very comfortable but not necessarily wealthy research academics.

[CaptainCanada]

I'm talking about the statistical concept "the law of large numbers".
The top 5 highest IQ countries are all Asian (and the poll indicates that Asians disagree with the Poll question).
Here are the National IQs plotted against GDP. The relationship is not perfect, but there is a strong relationship.