> This means that as a country you don't have to pay for the primary and secondary schooling of all these people You don't have to pay for an order of magnitud

> This means that as a country you don't have to pay for the primary and secondary schooling of all these people You don't have to pay for an order of magnitude more people: education is not a technology yet, it could give no guarantees on a results. To get one bright student you need to teach ten people through primary and secondary school.