Athens only gets money when it meets certain criteria. When Prime Minister George Papandreou recently called a referendum, he was summoned to the G20 meeting in Cannes and given an ultimatum.

German Chancellor Angela Merkel said: "We would rather achieve a stabilisation of the euro with Greece than without Greece, but this goal of stabilising the euro is more important."

She also said: "Our Greek friends must decide whether they want to continue the journey with us."

Counting the Cost discusses trouble in the eurozone, why some countries' sovereignty is slipping, and how the economy, if at all, can be stabilised. 

Also green technology, a look at the factory which plans to manufacture batteries for electric cars; topical, because the 'green revolution' in the auto industry is key to its future.

And the African airline losing altitude. Air Zimbabwe is on the verge of collapse, and depending on who you talk to; it is either the Zimbabwean government or Western governments who are to blame.

Counting the Cost can be seen each week at the following times GMT: Friday: 2230; Saturday: 0930; Sunday: 0330; Monday: 1630. Click here for more on Counting the Cost.