3 ms·As a nation, US inflation adjusted, per-student K-12 spending has tripled since the 1960s.by mobilefriendly 5y agoAs a nation, US inflation adjusted, per-student K-12 spending has tripled since the 1960s.bombcar 5y agoI suspect per-teacher salaries haven’t tripled in that time however!gedy 5y agoTheir pension and retirement benefits likely cost way more now.