It is absolutely true that districts face mounting bills for outside-the-classroom expenditures—not the least of which being teacher pensions. Pension costs from all public schools will have risen by approximately $1.9 billion from 2008-09 to 2014-15. Given that the average teacher salary is $63,500, that increase in pension payments equals the salary of 30,400 public school teachers.
This post shows why teachers quit and what leading causes of quitting are. This also shows ways to keep teachers from quitting and what kind of support can be offered to keep teachers working. Its also a post about fighting for teachers to stay in the classroom.