Superannuation and the wonders of compound returns have given Australians the world’s fourth-largest pool of retirement savings, which is growing faster than the rest of the economy.

The $3.5 trillion super sector is now 150 per cent of GDP, and in 40 years, it will be 218 per cent of GDP. But such a mountain of capital brings some risks too, and it’s right that the Reserve Bank has begun looking at our superannuation funds in its twice-yearly Financial Stability Review.