A Big Mac would cost you $7.04 in Switzerland. Whereas in Lebanon (the country in the middle east), it would cost $1.68. The Big Mac Index was established by the Economist in 1986, and aims to explain the relative cost of common things by anchoring them to the actual cost of a Big Mac in various country locales.
Further Reading
https://www.statista.com/statistics/274326/big-mac-index-global-prices-for-a-big-mac/
https://www.economist.com/big-mac-index