Yes, there is an effect, but it's nowhere near as strong as you think: >“Each point increase in IQ test scores is associated with $202 to $616 more income per

Yes, there is an effect, but it's nowhere near as strong as you think: >“Each point increase in IQ test scores is associated with $202 to $616 more income per year,” he says. For example, a person with a score of 130 (in the top 2%, in terms of IQ) might earn about $12,000 more per year than someone with an average IQ score of about 100. https://www.newscientist.com/article/dn11711-smarter-people-are-no-better-off/ https://www.newscientist.com/article/dn11711-smarter-people-... I'm sure IQ has some effect on inequality but I'd bet money it's logarithmic rather than exponential.