Did you know?
Turnover of Caterpillar (2015) ($55.2billion) is 100 x GDP in Tonga (2015) (554 million USD p/a)
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Diameter of Saturn's rings (282,000 km)
If this was a standard unit ...
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.