10 Best Countries in the World

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1. United States

Human Development Index (2021): 0.921

R&D Expenditure as a Percentage of GDP (2021): 2.46%

GDP PPP (2024): $27.9 trillion

International Migrant Stock (2020): 50.6 million

Insider Monkey Score: 7.6

The United States tops our list of the best countries in the world. In 2021, the country had an HDI of 0.921. The country boasts a GDP of $27.9 trillion, as of 2024. The number of foreign-born people in the country was 50.6 million in 2020. The country spent a total of 2.46% of its GDP on research and development in 2021.

You can also look at 15 Safest Countries That Give Citizenship by Buying Real Estate and 25 Healthiest Countries in the World.

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