Earlier quoted context omitted.
People who send kids to private schools pay taxes (which fund schools) but don’t take resources from public schools. Forcing them to use the public schools would further divide the tax funding across more kids, reducing the funds available per kid. This suggestion is reminiscent of California trying to reduce educational inequality by eliminating advanced math classes and putting everyone together. It was a terrible…
The idea is around the wealthy having the incentive to financially support public schools.
If you force everyone to use the public schools, you’re just dividing the tax money across more students.
In the context of school lunch, they would just send their kids to school with a packed lunch.
The whole concept of forbidding people from taking advantage of other educational opportunities is half-baked class warfare fodder. It doesn’t make sense if you think about the numbers, but it appeals to people who are more interested in punishing wealthy people than fixing the situation.