On: You Don’t Have to Be Smart to Be Rich

[skyream]

Well it's available but you have to purchase the study: http://www.sciencedirect.com/science/article/pii/S0160289607...

Here's anther another similar study I found that cites the intelligence journal study and can be read without a paywall: http://www.bostonfed.org/economic/cprc/conferences/2008/cfrg...