This is interesting - do you have a good academic reference for that summarizes this literature? Maybe like a handbook chapter?
Schmidt, F.L. & Hunter, J.E. (1998) The validity and utility of selection methods in personnel psychology: Practical and theoretical implications of 85 years of research findings,” Psychological Bulletin,
http://mavweb.mnsu.edu/howard/Schmidt%20and%20Hunter%201998%...
via Google Scholar.