Feb. 9 (Bloomberg) -- China’s interest-rate swaps jumped after the nation’s inflation unexpectedly accelerated last month.

The one-year swap rate, the fixed cost to recieve the seven-day repurchase rate, climbed 15 basis points to 3.40 percent, according to data compiled by Bloomberg.

Consumer prices rose 4.5 percent from a year earlier, the National Bureau of Statistics said on its website today. That compared with the 4 percent median estimate in a Bloomberg News survey of 33 economists and a 4.1 percent gain the previous month.

To contact the reporter on this story: Kyoungwha Kim in Singapore at kkim19@bloomberg.net

To contact the editor responsible for this story: Sandy Hendry at shendry@bloomberg.net