According to the World Bank, in the period 2008-2023, EU GDP grew by 13.5% (from $16.37 trillion to $18.59 trillion) while U.S. GDP rose by 87% (from $14.77 to $27.72 trillion). The UK’s GDP increased by 15.4%. In 2023, EU GDP was 67% of U.S. GDP — down from 110% in 2008.