The theory behind the Big Mac Index is that a Big Mac ought to have a similar price when currency exchange is factored in. Simply cross-reference GDP per person with the earlier purchasing power measurement. 5 Differences Between The S&P 500 E-Mini & The Micro E-Mini Futures.5 Things To Know About Trading E-Mini Russell 2000 Futures.In 2012 this amount ranged from 7 Big Macs in Norway or Switzerland, to 30 in India.

This displays the purchasing power in different countries by showing how many Big Macs can be bought with $50 USD.

An article in the British magazine The Economist introduced the Big Mac Index in 1986.

McDonald’s operates in over 100 countries, with just as many prices on their menus. Before joining the company in March 2014, she was the associate editor at LearnVest, covering personal and behavioral finance.Have you ever wondered how McDonald’s prices differ across borders? These differences can give you insight into currency valuation and The Big Mac Index is the tool that’ll help you do it. She's always interested in research, charts, and people: new and interesting research, compelling charts and other visuals, and people who are willing to share the details of their impressive financial accomplishments and strategies. In September 2016, she helped launch Insider Netherlands in Amsterdam. Outside of personal finance, she's written about everything from why Chinese children are so good at math to the business of dogs to hard truths about adulthood.

The Road to Home, a comprehensive guide to buying your first house Personal Finance Insider also rates, explains, and recommends financial products and services, whether that's the best travel credit card, the best investment apps, or the best homeowners insurance companies.

Master Your Money, a year-long guide for millennials on how to take control of their finances.

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Women of Means, a series about women taking control of their finances.Her team at Insider has tackled projects including: Previously at Insider, she oversaw teams including Strategy, Careers, and Executive Life. For 20, she is a member of the Insider Committe, a cross-team focus group working on making Insider an even better place to work. She holds the Certified Financial Education Instructor (CFEI) certification issued by the National Financial Educators Council. Libby Kane, CFEI, is the Executive Editor for Personal Finance Insider, Insider's personal finance section that incorporates affiliate and commerce partnerships into the news, insights, and advice about money Insider readers already know and love.

Cost of a big mac in us