Economics & Finance / Macroeconomics / Exchange Rates & Forex

A Century of Purchasing Power: What 100 Years of Data Reveals

What if the way we compare economies and living standards across countries has been fundamentally misunderstood? For over a century, economists have relied on Purchasing Power Parity (PPP) to make these comparisons, but how accurate is it over the long run? This video dives into a groundbreaking study that analyzes a full century of PPP data. We'll break down the complex economic theory into simple concepts, showing you the surprising patterns and shifts in global economic power revealed by this long-term perspective. Discover why short-term exchange rates can be misleading and what a century of data tells us about the true cost of living and economic growth in different nations. By the end, you'll have a clearer understanding of one of the most important tools in economics and how it shapes our view of the world.