There is none....because they KNOW taxpayers will be leaned on to make up the shortage.
Let the government Union employees have cuts to their pensions!
I true tinfoil hatter would say the unions are okay with it because they know the market is about to take a big dump. So, they'll liquidate some of the retirement funds' investments now, but the feds have promised to wait to pay it back until after the big dump occurs. You know, sell high, buy low.