North Korea blocks the entry of South Korean workers into a joint industrial zone, in a move seen as further escalating tensions.

India's richest man Mukesh Ambani and his brother Anil, who have battled over their father's businesses, sign a $200m telecoms deal.

Energy supplier SSE is fined £10.5m by Ofgem for "prolonged and extensive" mis-selling, the regulator's biggest ever fine for a supplier.

US telecoms group Verizon Communications denies reports that it wants to buy or merge with UK mobile operator Vodafone.

US-listed firms can use Twitter, Facebook and other social media services to make key announcements, the country's financial regulator rules.

India's PM, Manmohan Singh says he is confident the country's economy will bounce back and that the current downturn is "temporary".

MPs demand a "swift assurance" from ministers that the introduction of Universal Credit will not lead to a rise in benefit fraud.

Thousands of investors launch a joint compensation claim for more than £3.5bn against Royal Bank of Scotland.