Fletch, the report is the best we have. If you have a better study of reports comparing union v. non-union results in like schools. Please share it. You seem to be keeping it a secret.
I never said national rates don't matter, I said compare rates of teachers to people in Chicago of the same income level for a better comparison.
Please cite #s for the decline.
You could be called bluster4usall. You talk a lot but prove nothing.