Switzerland

Luxembourg tops the world in purchasing power per capita at approximately $127,674 nominal GDP — but by purchasing power parity, Switzerland, Singapore, Norway, and the United States compete closely for the positions that matter most to daily living standards. This ranking covers the top 15 countries by Numbeo's Local Purchasing Power Index 2025, cross-referenced with IMF PPP GDP per capita, with methodology, caveats, and an explanation of why nominal wealth and real purchasing power so often diverge.

Japan's women live to an average of 87.7 years — the longest female life expectancy ever recorded for a large country. At the national level, Hong Kong leads all territories at 85.5 years, while Japan tops sovereign nations at 84.7. This is a story of diet, healthcare, culture, and the biology of longevity.

Luxembourg's nominal GDP per capita of $127,674 made it the wealthiest sovereign nation on Earth in 2024 by IMF estimates — about 20% higher than Ireland in second place. The top of this list is dominated by small, open economies with outsized financial sectors, tech hubs, or energy wealth rather than large industrial powers.

There is no single universal cost-of-living ranking. This guide separates national price levels, expensive cities, housing affordability, food costs and wages using OECD, Eurostat, World Bank, ILO and EIU data.

Switzerland consumes 10.3 kg of chocolate per person per year — the world's highest. Denmark, Austria, and Germany follow. The global chocolate market exceeds $130 billion. Meanwhile, cocoa-growing countries in West Africa — which produce 70% of the world's cocoa — consume almost none. Here's the strange geography of chocolate.

Monaco has more billionaires per capita than any country — 1 per 1,000 residents. Switzerland ranks second among large nations. The US has more billionaires in total (735+) but smaller nations lead per capita. Here's the full ranking of where the world's ultra-wealthy concentrate.

No single list names the world's biggest tax haven, because secrecy, corporate profit shifting, and offshore wealth are measured differently. Here is what the Tax Justice Network indexes, economist estimates, and leaked documents actually show.