Policy is meant to address problems as they're understood. When the problems aren't fully understood, the policy intervention can misfire pretty badly.
The higher ed policy world is lit up with commentary on the proposed new rules for "gainful employment" regulations. The details are complicated, but in essence, the idea is to crack down on programs that are designed for the benefit of the institution that offers them, rather than for the benefit of the students. If high numbers of graduates prove to be so loaded with debt, and so poorly paid, that they can't pay back their loans, then the providers of those programs will have to either improve the outcomes or lose eligibility for Federal financial aid.
Read more at Inside Higher Ed: https://www.insidehighered.com/blogs/confessions-community-college-dean/how-gainful-employment-looks-here