6 in 10 Greeks don't pay taxes. Tax evasion is common.
http://www.cnn.com/2010/WORLD/europe/12/31/greece.taxes/
http://boingboing.net/2010/05/04/satellite-photos-cat.html
Have they fixed the early retirement issue?
http://www.businessinsider.com/greece-germany-pensions-2010-...
http://greece.greekreporter.com/2014/12/04/75-of-greek-pensi...