After an emergency meeting, the Turkish central bank raises its overnight lending rate to 12% from 7.75% to help stabilise the lira.

Shares in Yahoo slide after the internet search giant reports declining revenue and weaker than expected ad sales for the fourth quarter.

Shares of US video game publisher Electronic Arts fell after the company cut its full-year sales outlook due to reduced demand for older game consoles.

The Bank of England governor enters the Scottish independence debate by reflecting on the currency implications of a "Yes" vote in the referendum.

The prospect of genetically-modified purple tomatoes reaching the shelves has come a step closer, with large-scale production under way.

Barclays plans to close a quarter of its branches in the UK and cut hundreds of jobs in its investment banking division as part of a restructuring.

US President Barack Obama promises a "year of action" in his annual State of the Union address, saying he will bypass Congress to tackle economic inequality.

UK house prices increased by 0.7% in January 2014, an 8.8% rise from the same month in 2013, according to the Nationwide Building Society.