Daniel Luzer, the news editor of Governing magazine, reviews Arizona’s voucher program, enacted almost 20 years ago.

Competition was supposed to be a game-changer. Advocates said it would cost the state only $4.5 million a year and would lift the performance of minority students.

None of that was true.

The program now costs $140 million a year, and there has been little change in test scores for minorities.

It was a giveaway to the wealthy, who managed to save money on their taxes.

Luzer writes in Washington Monthly:

Over the 20 years the state’s education performance has gotten a little better, but that’s also occurred in pretty much every state in the country. The state has seen no significant improvements, either for students in general or ethnic minorities, as a result of the private school fund.

Another problem is that this fund is a way to avoid taxes. People…