In 2010, the CBA produced the below slide claiming that part of the reason why Australian housing is so expensive is because we have the biggest homes in the world:
HSBC’s Paul Bloxham made similar arguments:
…the quality of the housing stock is high. Australia has the largest dwellings in the world, and they are of high quality. Estimates suggest that the average Australian dwelling is 214 square metres, and real expenditure on new dwellings is now 60 per cent higher than it was 15 years ago, reflecting the increase in both the size and quality of dwellings.