Compare per person educational and HealthCare spending with per person GDP
Gross Domestic Product(GDP) is one of the most common measures of economic output and strength. Virtually all countries around the world measure and report their GDP on a regular basis. This allows us to directly compare their economic power. Fortunately, the World Bank provides a comprehensive database of economic indicators, including current and historic data on GDP for most countries.
The world’s most powerful economy is the United States. The most important sector in the US is the services sector, which accounts for 80.2% of total GDP, followed by the industry sector (18.9%) and agriculture (0.9%). The second largest economy in the world is China. China is also the world’s largest country by population, with more than 1.3 billion people. The next country on the list is Japan. it is the world’s third most powerful economy.