August 24, 2006

silhouette3.JPG From the desk of Jane Galt:

Greg Mankiw has the best blog ever

Another link to a great paper: "taller people earn more because they are smarter."

I don't want to brag or anything, but heightwise, I'm over four standard deviations from the mean. I'm just sayin'.

Posted by Jane Galt at August 24, 2006 7:05 PM | TrackBack | Technorati inbound links
Comments
Posted by: Peter on August 24, 2006 7:23 PM

Not to burst your bubble or anything, but does the height/income correlation apply for both men and women, or just men? It isn't clear from the report's abstract.

Posted by: crankyprofessor on August 24, 2006 9:01 PM

Well, Miss Megan is sure smart and tall.

Just sayin'

Just because correlation isn't causation doesn't mean it's not true here.

Posted by: James B. Shearer on August 24, 2006 9:16 PM

Actually you are just tall for a girl.

Posted by: Dave on August 24, 2006 9:30 PM

"If I have seen farther than others, it is because I have been surrounded by midgets." -- Murray Gell-Mann

Posted by: D------- on August 24, 2006 10:08 PM

"Tall people tend to have great personalities."--Josh Neff, "Last Days of Disco" (1998), for some strange reason, Whit Stillman's last film

Posted by: Smoov on August 25, 2006 12:21 AM

At 4'8" in my posh fishtank platform boots I am somewhat shorter than average. I've noticed that most people can count change without having to remove said boots, so I suppose I'm a weak hitter in the IQ ballpark too. Nonetheless height and intelligence aren't everything. In my powerful red car I cut quite the dashing figure as I cruse along the boulevard, and I can peform cunning pantomimes which never fail to confuse and delight toddlers and dogs alike.

But yes, us short people are pretty stupid.

Posted by: Dan on August 25, 2006 12:37 AM

Given that height and intelligence are both positively correlated with good nutrition during childhood, it doesn't seem surpising that height and intelligence would wind up positively correlated as well.

Posted by: AT on August 25, 2006 3:08 AM

I always thought the law firm was full of morons. Now I can prove it!

Posted by: Tyler Cowen on August 25, 2006 7:00 AM

Hey, I linked to this paper first!

Posted by: Bruce Charlton on August 25, 2006 8:28 AM

My understanding of this - from an epidemiological perspective - is that height and intelligence are both impaired by poor health and poor nutrition.

Populations of smaller people include those who have been stunted by previous poor health - presumably this has also impaired their brain development or functioning.

As health and nutrition improve, so average height increases, and presumably average intelligence too.

Posted by: Ryan on August 25, 2006 3:50 PM

"Given that height and intelligence are both positively correlated with good nutrition"

That's always been my response too. And I've wondered how the correlation turns out when nutrition is controlled for. Anyone know?

Posted by: Ryan on August 25, 2006 3:53 PM

If you really want to create a stir, mention that height and intelligence are correlated and then point out that sex and height are also correlated.

But since men and women generally have comparable IQs on average despite height differences, I would think that this would suggest that the height-intelligence correlation is due to nutrition, not raw size.

Posted by: markm on August 25, 2006 3:55 PM

Is it possible that tall people have better self-esteem, and people with good self-esteem get better test scores (on the average) merely because they are less likely to "freeze" on tests?

(Short and very egotistical, here...)

Posted by: DenkoB on August 25, 2006 5:01 PM

So let's see, four standard deviations would make you six foot three with an IQ of 160 (average woman is five foot five with a 2.5" standard deviation; average IQ is 100 with a 15-point standard deviation).

Does this mean that Jimmy Madison was the stupidest president?

Posted by: dj superflat on August 25, 2006 6:03 PM

is the point really that tall people are smarter or that short people are impaired? does this mean the IQ of NBA players is above average? why not? if taller is better, is more taller more better?

Posted by: Ryan on August 25, 2006 9:56 PM


This study shows that correlations between height and intelligence are non-existant in well nourished populations.
source

Posted by: Brett on August 26, 2006 8:42 AM

I think the point is that even the intelligentsia is stupid enough to defer to tall people, as though an imposing visual feature indicates superiority of ability or character.

This is known as being a fool.

Posted by: GT on August 26, 2006 9:32 AM

heightwise, I'm over four standard deviations from the mean


What about incomewise?

Posted by: Chris Mann on August 26, 2006 6:57 PM

"Does this mean that Jimmy Madison was the stupidest president?"

Perhaps if you asked that question in 1999...

Posted by: triticale on August 26, 2006 6:58 PM

I'm four deviations from the mean, but they aren't standard.

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