Sub Sidy (in theory could be form of Insur Ance, but typically risk is borne by the Tax Payer-s)
examples
Chrys Ler Bail Out http://en.wikipedia.org/wiki/Chrysler#Government_bailout
Student Loan programs
Air Line Bail Out after World Trade Center attack reduced travel
Ginnie Mae Mortgage Debt (not Fannie Mae or Freddie Mac) http://en.wikipedia.org/wiki/Ginnie_Mae