Civil Service protection, sometimes union protection. See private sector - lift leg.
The buzz here in CIN lately, is the anger being expressed by city retirees over the thought of their zero-cost medical coverage now having to face a $100 yearly deductible and a $10 co-pay for a doctor visit. All scripts, of course, are paid 100%. And still getting 90% of their highest salary - per month - when they retire.
It pays to be an apparatchik loyal to the Party, eh?