Countries by GDP: 10 Largest Economies in the World

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5. United Kingdom

2021 GDP: $3.19 trillion

The United Kingdom has one of the leading financial centers in the world in London which is the home to many leading investment banks in terms of their business in Europe. Although the financial services sector accounted for 8.3% of the United Kingdom’s total economic output in 2021, the sector is arguably even more important to GDP as the sector creates a lot of jobs in other sectors.

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