There has been no official announcement. No terms or conditions have been disclosed. But Greece’s banking system is being propped up by an estimated €100 billion or so of emergency liquidity provided by the country’s central bank — approved secretly by the European Central Bank in Frankfurt. If Greece were to leave the eurozone, the immediate cause might be an ECB decision to pull the plug.
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Extensive use of “emergency liquidity assistance” (ELA) to help banks in the weakest economies has been one of the less-noticed features of the eurozone crisis. Separate from normal supplies of liquidity and meant originally as a temporary facility for national authorities to use when banks hit problems, ELA proved a lifesaver for the financial system Ireland and is now even more so in Greece. As such, it has given the ECB — which has ultimate control over the facility — considerable power to determine countries’ fates.