A warning there'll be problems, if no changes are made to superannuation.
Outgoing Treasury boss Dr Caralee McLiesh has made it clear there's a need for a Capital Gains Tax and changes to super, as the population ages.
She points out an increasing share of Government transfers are going to the wealthy.
Former Reserve Bank economist Michael Reddell told Mike Hosking there's a need to increase the age of eligibility.
He says however, it could take another crisis for someone in elect policy circles to make the move.
LISTEN ABOVE

Mike's Minute: The Govt's housing vision – a school project gone wrong
02:01

Pollies: National's Mark Mitchell and Labour's Ginny Andersen on the Auckland housing intensification plan, India Free Trade Agreement, alcohol trading laws
10:17

Todd McClay: Trade Minister on the India Free Trade Agreement and Labour's concerns
07:59