If that's true then the converse is also true: bad students become bad by surrounding them with other bad students.
And the charter school gets to take credit for the "good" outcome while the public school gets blamed for the bad outcome that is a direct result of the good outcome.
Which, if we accept your premise, suggests that the charter schools aren't providing any net benefit, they're just taking credit. If this is really the way we want to operate things we could just do it in public schools.
And the charter school gets to take credit for the "good" outcome while the public school gets blamed for the bad outcome that is a direct result of the good outcome.
Which, if we accept your premise, suggests that the charter schools aren't providing any net benefit, they're just taking credit. If this is really the way we want to operate things we could just do it in public schools.