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Wednesday, January 25, 2012

Schools Matter: "A great teacher can offer an escape from poverty." Really?

Schools Matter: "A great teacher can offer an escape from poverty." Really?:

"A great teacher can offer an escape from poverty." Really?

Using some of those Harvard econometrics from Raj Chetty, Obama precedes the ridiculous "escape from poverty" contention with this emerging statisti-meme:
We know a good teacher can increase the lifetime income of a classroom by over $250,000.
Even if this speculation could be practically demonstrated, which it can't, here's what it would mean.

So divide the $250,000 by 25 kids to a classroom (next year you can add 5 students to this number), then divide