← Back to Learn Investing

Purchasing Power Parity, and the Famous Big Mac Index

Macro Investing • Beginner Investing • 6 min

Purchasing power parity (PPP) is a real economic theory. Its core idea is simple. Exchange rates should adjust so that an identical basket of goods costs about the same amount in any country, once converted into a common currency. If a product costs significantly less in one country compared to another after conversion, PPP theory says that gap should close eventually. This happens through currency adjustments,…

3 of 3 free lessons used

Create a free account to keep reading

You have read your 3 free lessons. Making an account is free and gives you 3 more straight away - plus your progress, streak and quiz scores saved as you go.

Learning through your school? Join your class - school students get everything, at no personal cost.