This won't stop ECB boss Christine Lagarde forging on with her immediate efforts to lift the euro zone economy out of a virus-induced slump.

Although early indicators are positive, it will take some time to tell whether QE will ultimately lift the euro zone out of its economic malaise.

The shift helped lift the euro to $1.1488 EUR=, an eye watering reversal from Tuesday's low of $1.1312.

In the currency markets, European corporate demand helped lift the euro after it fell to $1.1876, its weakest level since March 2006.

That helped lift the euro 1.3 percent against the yen to 142.53 while keeping it stable on the U.S. dollar at $1.3674.

That helped lift the euro 1.3 percent against the yen to 142.53 while keeping it stable on the U.S. dollar at $1.3674 (8320 pence).

Talk that the ECB was buying Portuguese government bonds also lifted the euro.

This lifted the euro and caused Spanish and Italian government bond yields fell.

Broad selling of the greenback also lifted the euro to a fresh 2009 high.

They have become the engine of growth lifting the euro zone out of recession.

This sent German government bond yields to 18-month highs, lifted the euro and weighed on stocks.

Better-than-expected euro zone sentiment data lifted the euro.

A huge domestic support package from Germany also lifted the euro and briefly pushed European equities higher..

Inflation expectations lifted the euro, helping drive the dollar to a 12-week low against a group of other currencies.

The dollar index fell after comments by ECB President Mario Draghi on wage growth and vigorous inflation lifted the euro.

The weakness lifted the euro to an eight-month high of $1.3589.