Did you know? GDP in Switzerland (2019) (732 billion USD p/a) is 2 x Turnover of Exxon Mobil (2015) ($365billion)
Length of the Great Wall of China (8,850 km)
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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.