Democratic US presidential candidate Hillary Clinton: Bernie Sanders’s populist surge has led some top Democrats to wonder if Barack Obama will have to step in and endorse her campaign. Photograph: Adrees Latif/Reuters

Hillary Clinton first grabbed the national spotlight 47 years ago as an idealistic young feminist, chiding the paternalistic establishment in her Well(...)

“It’s time to end the very artful smear that you  have been carrying out.” Hillary Clinton and Bernie Sanders in New Hampshire. Photograph: Justin Sullivan/Getty Images

US presidential hopefuls campaigned hard in New Hampshire, the second state to vote on Tuesday, as Hillary Clinton looks to shake off an unconvincing(...)

Senator Bernie Sanders and former secretary of state Hillary Clinton at the Democratic presidential candidate debate at the University of New Hampshire in Durham  on Thursday. Photograph: Andrew Harrer/Bloomberg.

Democratic candidates Hillary Clinton and Bernie Sanders clashed in their sharpest exchanges during a presidential debate as the former secretary of s(...)

Hillary Clinton, former Secretary of State and 2016 Democratic presidential candidate, listens to a question during a Democratic debate on Wednesday. Photograph: Andrew Harrer/Bloomberg

Democratic presidential hopeful Hillary Clinton has defended her close ties with Wall Street, saying she did not regret taking $675,000 (€609,000) in (...)

Donald Trump speaks during a campaign rally at Dubuque Airport in Iowa, on Saturday: the presidential candidate staged a fly-by in his red and black Boeing 757, dubbed “Trump Force One”, before landing. Photograph: Andrew Harrer/Bloomberg

Abraham Sheffield stands in a large function room of the University of Iowa’s university club, cradling his restless 16-week-old son as his other twin(...)

 US actor Susan Sarandon listens as Democratic presidential candidate Bernie Sanders appears on stage during a campaign appearance in Mason City, Iowa. Photograph: Eugene Garcia/EPA

Susan Sarandon, a long-time political activist, lit up the crowd at the Sondheim Centre for the Performing Arts in Fairfield on Thursday as she stump(...)

Companies have raised $19.7 billion in China this year. Photograph: Jason Lee/Files

Chinese companies have raised twice as much capital in equity markets so far this year as those in the US and Europe combined – even as a plunge in ma(...)

US investment bank Goldman Sachs said it expected production to decline by 95,000 barrels per day in 2016

Oil prices fell 3 per cent on Monday as Iraq announced record-high oil production feeding into a heavily oversupplied market, wiping out much of the (...)

Francine Lacqua, editor at large and anchor for Bloomberg Television, left, speaks with George Soros, billionaire and founder of Soros Fund Management LLC, during an interview at the World Economic Forum (WEF) in Davos, Switzerland . Photographer: Matthew Lloyd/Bloomberg

Billionaire investor George Soros said China’s economy is headed for a hard landing, a slump that will worsen global deflationary pressures, drag down(...)

David Cameron addresses  attendees  in Davos Photograph: Reuters

Goldman Sachs and JPMorgan are making large donations to the campaign to keep Britain inside the European Union, sources said, highlighting the concer(...)