Iceland's central bank has raised its key interest rate to 18% from 12% as it battles against financial collapse. The rise comes less than two weeks after Iceland cut rates from 15.5%. The central bank governor said the increase was part of its agreement with the International Monetary Fund, from which it borrowed $2bn (£1.3bn). Iceland's prime minister said the country needed another $4bn in loans and had approached the European Central Bank and the US Federal Reserve. Currency slump Central bank governor David Oddsson said that he hoped the rise in rates would only last for a short time...