Last year, the world added more than 684,000 new millionaires, with China generating 380 millionaires a day, UBS wealth report says.

Last year, the world added more than 684,000 new millionaires, with China generating 380 millionaires a day, UBS wealth report says.

America's millionaire population totals 23.8 million, the most of any country, according to a new study by UBS.

Nearly 400,000 Americans became millionaires last year to reach a total of 24 million, accounting for some 40% of the world’s total 60 million millionaires.