In other news
The Bank of England has warned about possible frequent irregularities in financial markets in an attempt to address problems relating to recent scandals.
Royal Dutch Shell is planning more job cuts in its UK North Sea oil and gas business, a week after a package of tax cuts to encourage growth in the industry.
Europe's main stock markets have closed mixed, with London's benchmark FTSE 100 index ending the day down 0.58% at 6 855.02 points.
Wall Street stocks have risen, shrugging off data showing weaker-than-expected US economic growth as the market sought to snap a four-day losing streak.
New Zealand's cooler climate is giving its winemakers an edge as they seek to exploit growing global demand for lighter, premium wines.
Europe's main stock markets have diverged as dealers awaited news on a deal over Greece's finances next week, while tracking unrest in Yemen.
Asian markets have been mixed in edgy trade as investors tracked the crisis in Yemen, with fears that unrest could turn into a wider Middle East conflict.
The Bank of England expects its next move in interest rates to be an increase not a cut despite record low inflation, says Bank of England Governor Mark Carney.