If the goal of higher-education is to educate persons, then the model you propose would seem to be in the best interests of citizens.

If, however, the goal of higher-education is profiteering off the citizenry, then your model would prevent those profits from occurring.

Which model do you believe the US follows, education, or profiteering?

The answer is unsurprising and able to be gleaned from financial statements, and enrollment data alone.