George Papandreou, the Greek prime minister, is denying his country is getting ready to leave the Eurozone.
Rumours that Athens was quitting the single currency has lead to a fall in the value of the Euro.
Finance Ministers from the Eurozone's biggest economies have been holding talks on Greece's debt crisis.
Greece's sovereign debt stands at $470bn. That is more than a year-and-a-half of its entire economic output.
The European Union and the International Monetary Fund agreed a loan of $160bn in May last year. The terms were eased in the spring.
But the financial markets consider the high repayments as unsustainable, leading to growing fears of a default. That could spell disaster for the Eurozone.
Al Jazeera's Tim Friend has more.
