Powerful Revealed Preferences on Education

http://danfromsquirrelhill.wordpress.com/2012/08/11/why-do-so-many-public-school-teachers-sent-their-own-children-to-private-schools/

Wow, the revealed preferences are screaming so loud I can barely hear the platitudes.  This is especially damning when you consider that education professionals are more likely than the average middle class person to know which schools are less bad and how to manipulate the system to get special assignments to the better schools and avoid the more marginal instructors.