That article talks about the current response. The broad strategy is to close them all.

Public schools don't really pay rent either, do they? These aren't private schools; they're basically public schools that are run by private individuals. There is no tuition. The government gives these schools what ever money they would have spent on them in a public school. Sometimes, they also get money from philanthropists.

They take kids from crappy neighborhoods. Even the "high performers" there don't perform all that well. And the results speak for themselves; you're not going to see those kind of results in a school that's 90% Hispanic even if you don't look at the schools of the special ed students.