- Cost of US government default insurance at highest in a decade.
- Investors concerned about political impasse over debt ceiling.
- Price of five-year credit default swaps reached highest since 2012.
- Republican House demanding budget cuts in exchange for raising debt ceiling.
- IMF warns debt ceiling uncertainty adding to risks and volatility in short-term US funding markets.
Debt ceiling jitters drive up cost of insuring against US default
Investors shun government debt maturing this summer amid Washington stalemate on raising borrowing limit
