“We think it’s fair to ask the student to pay $3 extra a week to get the chance to earn a million dollars more over a lifetime than Australians without a university qualification. … Mr and Mrs Mainstreet are paying almost 60 per cent of the tuition fees of a uni student and they are also paying back the loan at the 10-year government bond rate of 3.8 per cent, whereas the student’s loan is indexed at CPI, currently 2.5…