IRISH bond yields shot back up yesterday, to their highest level in more than three months — another knock-on effect of investor uncertainty over a solution to the eurozone debt crisis being found.

THE ISEQ’s good week continued yesterday with it rising for a third day out of four, gaining another 2.8%.

Italy’s 10-year borrowing costs have hit a new euro-era high amid ongoing fears that Europe’s debt crisis could spread to the country.