I think he means contagion in the sense of "economic contagion". If Greece will fail to pay his debts there will be heavy consequences in the whole euro-zone fo

I think he means contagion in the sense of "economic contagion". If Greece will fail to pay his debts there will be heavy consequences in the whole euro-zone for sure, and even in the rest of the world. Italy/Germany/France are all at risk to directly lose (as in "no one can give me them back") around 50 billions each for example