Similarly, there is no indication they have adjusted the results for IQ. According to some estimates "each IQ point raises worker productivity 1.76-2.38%" where

Similarly, there is no indication they have adjusted the results for IQ. According to some estimates "each IQ point raises worker productivity 1.76-2.38%" where I take "worker productivity" to mean lifetime earnings. http://www.ehponline.org/members/2002/110p563-569grosse/grosse-full.html http://www.ehponline.org/members/2002/110p563-569grosse/gros...