So says David Zaring, while Orin Kerr reminds us that correlation is not causation.

I don’t know where the expression “white shoe” came from. My tennis-shoes are white, while I only wear dark shoes for job interviews or formal occasions. I first heard of it from this post at n/a’s race/history/evolution notes blog, which makes the old elitist WASP firms look rather dim for not pursuing an evolutionarily stable strategy.

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