The Government is not budging on its promise to leave the retirement age unchanged, despite renewed warnings superannuation's rising cost could become unsustainable.
There have long been calls to raise the entitlement age, the latest from the OECD's economic survey of New Zealand.
Its report describes an overheating econmomy and urges the government to tackle high inflatiion and rein in debt.
Here's our political reporter, Katie Scotcher.