The likelihood of a country leaving the euro zone rose once again, according to sentix's Euro Break-Up Index (EBI). December's 24.3% overall reading is the highest level since August 2013 and indicates that nearly a quarter of respondents expect at least one country to leave the euro this year, up from just 7.7% back in July 2014.
Unsurprisingly, the rise was driven primarily by investors' inclination to think that country might be Greece (black line/ bar):