Company: PricewaterhouseCoopers

Business levels are retuning to normal after four years of decline, a leading survey of financial services firms found on Monday, but there will be more job cuts in the City of London this quarter as uncertainty over the euro zone debt crisis continues.

Top auditor PricewaterhouseCoopers has been fined a record 1.4 million pounds in Britain for wrongly telling local regulators for seven years that JPMorgan Securities was keeping client money safe.

Going public is commonly thought of as the endgame for most companies. But many of the world’s biggest and most influential businesses have gone through great lengths and endured great criticism to go the opposite rout – to stay private.