A Union Education

The Wall Street Journal reports:

The raucous Wisconsin debate over collective bargaining may be ugly at times, but it has been worth it for the splendid public education. For the first time in decades, Americans have been asked to look under the government hood at the causes of runaway spending. What they are discovering is the monopoly power of government unions that have long been on a collision course with taxpayers. Though it arrived in Madison first, this crack-up was inevitable.