The Big Mac Index is a price index published since 1986 by The Economist as an informal way of measuring the purchasing power parity between two currencies and providing a test of the extent to which
A McDonald's Big Mac hamburger
Exhibit on the Big Mac Index in the Money Museum Frankfurt (2025)
Banana equivalent dose is an informal unit of measurement of ionizing radiation exposure, intended as a general educational example to compare a dose of radioactivity to the dose one is exposed to by