The labor market is still in recession, but for younger workers it feels more like a depression. In the last year, the unemployment rate among workers age 20 to 24 has risen to almost 16%, and among teenagers to 26%.

You might therefore expect a federal effort to encourage employers to give unskilled youngsters a chance. You would be wrong. The feds have instead decided to launch a campaign to crack down on unpaid internships that regulators claim violate minimum-wage laws.

"If...