/biz/ - Business & Finance

Anonymous Sun May 28 07:54:33 2023 No.55111601 [View]
File: 46 KB, 316x227, Methods-Zagorsky00-RelationshipbetweenIQandIncome.png [View same] [iqdb] [saucenao] [google]

>>55111451
Source for pic rel:
>Zagorsky, Jay. 2007. Do you have to be smart to be rich? The impact of IQ on wealth, income and financial distress. Intelligence 35: 489-501
Blog post by genetics researcher Stephen Hsu:
https://infoproc.blogspot.com/2015/04/income-weath-and-iq.html?m=1
The graph at the bottom is great. It shows that children in the bottom quintile of wealth who score above the 86th percentile on the Armed Forces Qualification Test (aptitude-based test that essentially measures IQ) have an almost 100% of moving out of the bottom wealth quintile.
Adoption studies of identical twins also show they usually end up in the same income decile, irrespective of adoptive family's wealth.

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