The travel sector is jazzing up its offer for gay tourists, who tend to spend more than most when away from home, taking it beyond parties in sunny hubs like Ibiza.

Oil producers said Sunday that their landmark December deal to slash output by almost two million barrels per day was on track, as they met to review progress.

Wall Street stocks gave up some of their early gains around midday Friday after Donald Trump was inaugurated as the 45th president of the United States and Barack Obama left office.

Around 12:50 pm (1750 GMT), the Dow Jones Industrial Average was at 19,780.45, up 0.2 percent, but about 60 points below its session high.

Health coverage for all: the promise of President-elect Donald Trump was also the vow of his predecessor Barack Obama, whose signature domestic achievement is now under serious threat of repeal.

Such is the paradox surrounding the first legislative push expected by the new Trump administration.

Prime Minister Theresa May on Thursday told the world's elite that Britain would be open for business despite Brexit, but EU leaders warned of challenges ahead and banks said they would have to shift jobs.

Russia's energy giant Gazprom returned to profit in the third quarter of 2016 thanks to record demand for Russian gas while prices for hydrocarbons were falling, it said Thursday.

Steeper cuts in OPEC oil production are likely this month as producers increasingly implement a recent landmark deal aimed at stabilising oil prices, the IEA said Thursday. 

"Initial indications are that a steeper (month-on-month) decline may be on the way in January," said the International Energy Agency, which analyses energy markets for major oil consuming nations.

US bank Goldman Sachs will move 1,000 staff from London to Frankfurt as part of a post-Brexit reorganisation that will reduce its City headcount by half, German business daily Handelsblatt reported Thursday.

The dollar rallied against high-yielding currencies and cemented gains versus its major peers Thursday as dealers took a speech by Federal Reserve boss Janet Yellen as a hint that US rates will rise further this year.

Turkish President Recep Tayyip Erdogan is closer to getting a power boost after parliament's first approval of a bill to change the constitution, but the flagging economy could present an unexpected roadblock.