European stocks wobble at open

London's benchmark FTSE 100 index of major blue-chip companies was virtually unchanged at 7,237.56 points compared with Thursday's closing level.

In the eurozone, the Paris CAC 40 index shed almost 0.1 percent to 5,267.66 points and Frankfurt's DAX 30 dipped 0.2 percent to 12,417.89.

Asian equities wound down Friday, as attention also turned to the release of US first-quarter economic growth data later in the day.

The data will be pored over for clues about the US Federal Reserve's interest rate plans, with bank officials saying they will make their decisions based on how the world's top economy is faring.

The Fed holds its next monetary policy meeting on Wednesday