US consumers are defaulting on credit-card payments at a significantly higher rate than last year, raising the prospect of problems in the stricken US subprime mortgage market spreading to other types of consumer debt. Credit-card companies were forced to write off 4.58 per cent of payments as uncollectable in the first half of 2007, almost 30 per cent higher year-on-year. Late payments also rose, and the quarterly payment rate – a measure of cardholders’ willingness and ability to repay their debt – fell for the first time in more than four years. Analysts at Moody’s, the rating agency, said the trend could be related to the slowdown in the US property market and a fall in the number of borrowers rolling their mortgage debt into new and cheaper home loans. Story continues below ↓advertisement ‘The combination of higher interest rates and a softer real estate market diminished the attractiveness of mortgage refinancings in which many borrowers reduced their more expensive credit-card debt by drawing on the equity in their home,’ Moody’s said. But it is not clear that the borrowers defaulting on their credit cards are the same people defaulting on their subprime mortgages, it added. […]