As we have noted several times, the Greek crisis raises significant questions regarding the future of the Eurozone.
Since the introduction of the common currency, the countries within the zone have grown further and further apart instead of growing together into a single economic zone,
partly because there are no longer any currency fluctuations to offset competitive discrepancies.
The latter, unable to keep up with the continent's powerhouse economies, lived on credit for years, partly as a result of low interest rates.