If Price of a Big Mac hamburger in South Africa (2024) ($2.7) was a standard unit ...
Price per head of a meal at Celler de Can Roca Restaurant (Girona, 2024) ($270)...more would be 100 x Price of a Big Mac hamburger in South Africa (2024)
Is That A Big Number? - The Book
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.