Global Business & Emerging Markets

Mention of possible euro exit exacerbates European debt crisis.

Sell-off in Italian bonds puts pressure on financial institutions.

Rise in Italian bond yields calls into question Europe's ability to resolve crisis.

Efforts to set up rescue fund stall on dispute about bondholders' losses.

European contagion threatens recent declines in Irish bond yields.

Bonds slump as Berlusconi resigns, clearing house raises deposit for Italian securities.