8) 8) 8) 8)......suggest a completely new explanation for the link between height and high wages: taller people earn more because they are smarter on average. They document that, as early as age three (before schooling has had a chance to play a role), taller children perform significantly better on cognitive tests. These higher scores persist through childhood.
http://freakonomics.blogs.nytimes.com/2 ... ned-today/