Compulsory superannuation is one of Labor's best achievements. The system has its problems, for sure.

One is that superannuation fees are too high. Another was created by the Coalition government when, in 2007, it made withdrawals from super after age 60 tax free.

Super freeze: Many families find it too difficult to put money aside for their later years. Credit:Tim Leach

Tax breaks on super, which naturally favour higher-income earners who can afford to salary sacrifice into super, have been rising to the point where the cost to the budget is almost as much as the age pension.

Meanwhile, the 9.5 per cent superannuation guarantee is not enough for most workers who cannot afford to salary sacrifice.