Did you know? GDP in Panama (2019) (66.8 billion USD p/a) is 10 x GDP in Liechtenstein (2014) (6.67 billion USD p/a)
Width of a Penguin paperback book (111 mm)
/fact/width-of-a-penguin-paperback-book
Link
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.