Did you know?
GDP in Antigua and Barbuda (2015) (2.215 billion USD p/a) is 4 x GDP in Tonga (2015) (554 million USD p/a)
Tweet this comparison
Mass of Hyperion (moon of Saturn) (5.6 quintillion kg)
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.