Australia's economy to be world's 11th biggest as population growsAustralia's economy is forecast to become the 11th biggest in the world by 2026 mainly thanks to population growth. Source: AAPPublished 27 December 2017 3:17pmUpdated 27 December 2017 3:23pmBy Hương LanAvailable in other languagesSkip to article contentShare this with family and friendsCopy linkShareShare