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- The US added half a million millionaires in 2023 — more than any other country.
- Stock-market gains at the end of the year accounted for much of the increase, Capgemini reported.
- Government spending through laws such as the CHIPS Act also helped, the report said.
The number of millionaires in the US went up by about 500,000 last year — more than any other country in the world.