Morning Wrap: today's top business stories

News stories from around the web.

New Statesman

Barack Obama to nominate Janet Yellen as Federal Reserve chair (FT)

Janet Yellen will become the first woman to hold the most powerful job in central banking after administration officials said President Barack Obama would nominate her as chair of the US Federal Reserve.

Fresh rail fares blow for commuters (FT)

Rail fares on some routes will be able to rise at twice the rate of inflation despite an overhaul of the system to be announced on Wednesday.

Samsung launches smartphone with curved display screen (BBC)

Samsung Electronics, the world's best-selling smartphone maker, has launched a handset with a curved display screen.

Called the Galaxy Round, the smartphone will feature a 5.7in (14.5cm) display.

OECD: 'No bailout' for climate threat (BBC)

Governments forced to rescue the world's banking system are being warned there will be no bailout if there is a crisis in the Earth's climate system.

That is the view of the head of the Organisation for Economic Co-operation and Development (OECD).

Call for Murdoch to quit as Fox chairman (Telegraph)

Media chief facing fresh investor revolt and calls for his sons James and Lachlan to step down from board of 21st Century Fox.