MITT ROMNEY is not the first multi-millionaire to seek the presidency, nor the richest. Ross Perot, the record-holder, spent some of his billions earned from computer data on losing bids in 1992 and 1996. Since then men who owe their or their family’s fortunes to oil, sport, publishing, trial law, ketchup, beer and bestselling autobiographies have followed.

But Mr Romney, who earned his $200m or so as a private-equity executive buying and selling companies, is the first candidate from the world of high-octane finance. As such, he illustrates the changing complexion of America’s rich. The wealthiest 1% of Americans not only get more of the pie (see chart); they are increasingly creatures of finance.

The average household income of the 1% was $1.2m in 2008, according to federal tax data. The ultra-rich skew that average upwards: admission to the 1% began at $380,000 in 2008. The Congressional Budget Office puts the cut-off lower, at $347,000 in 2007, or $252,000 after subtracting federal taxes and adding back transfers. Measured by net worth, rather than income, the top 1% started at $6.9m in 2009, according to the Federal Reserve, down 23% from 2007.

The richest 1% earn roughly half [Read full story...]