Greece faced deepening skepticism ahead of talks on Monday on its plans for reforms to secure a financial lifeline as Athens warned of a possible referendum if its proposals are rejected.

Finance Minister Yanis Varoufakis said "there could be problems" if his colleagues from the 19-country eurozone do not accept the list that he is due to present at the Eurogroup meeting in Brussels.

Oil prices fell in Asia Monday, pressed by a stronger U.S. dollar and ongoing concern about swelling U.S. inventories that are adding to a global supply glut, analysts said. 

U.S. benchmark West Texas Intermediate (WTI) dipped 11 cents to $49.50 a barrel while Brent shed 33 cents to $59.40 in afternoon trade. 

A drop in German exports caused the country's trade surplus to contract in January, official data showed on Monday.

Exports declined by 2.1 percent in January, driving down the trade surplus, the balance between imports and exports, the federal statistics office Destatis said in a statement.

The European Central Bank on Monday is set to begin its long-awaited 1.1 trillion euro ($1.2 trillion) quantitative easing program to stimulate growth and ward off deflation across the eurozone.

The program calls for the eurozone central bank to buy around 60 billion euros of public and private bonds each month -- a policy it will apply until at least September 2016.

The impact of the deadly Ebola virus fell mainly on three African countries but tourism has taken a hit across the continent of more than 50 nations as fear has kept many visitors away, tourism chiefs say.

Some 56 million tourists visited Africa in 2014, a two-percent rise from the previous year, according to UNWTO figures, but growth in Africa lagged behind that in Europe, Asia or the Americas.

France will commit 8.0 billion euros ($8.7 billion) as part of European Commission President Jean-Claude Juncker's plan to boost economic growth, President Francois Hollande said on Friday.

"To create an effect of leverage, the Juncker plan must attract other contributions -- public contributions and private contributions -- and I have announced that France, through the Caisse des depots and the Public Investment Bank, will put in eight billion euros," Hollande said on a visit to Luxembourg.

Excluding Russia from the SWIFT banking system would be a measure of last resort if the crisis in Ukraine escalates, the British and Polish foreign ministers said Friday. 

"When it comes to sanctions, SWIFT is the nuclear weapon. It is the last resort and we are all aware of that," Polish Foreign Minister Grzegorz Schetyna said at a joint press conference in Warsaw with British counterpart Philip Hammond.

China's budget deficit this year will be higher than previously declared as the government boosts fiscal spending in a bid to bolster economic growth, the finance minister said Friday.

Premier Li Keqiang said Thursday in his "work report" to the National People's Congress (NPC), the country's Communist-controlled parliament, that the deficit would amount to 2.3 percent of gross domestic product, up from 2.1 percent in 2014.

Greek Prime Minister Alexis Tsipras has requested a meeting with European Commission chief Jean-Claude Juncker, a government source said Friday, after Athens got no help from the European Central Bank to address a cash squeeze.

"The prime minister called Mr Juncker to arrange a meeting next week," a government source said.

Three top U.S. airlines groups accused Qatar and the United Arab Emirates Thursday of lavishing $42 billion in subsidies on their airlines to wrest business from competitors.

The U.S. carriers together with workers' groups issued a 55 page report detailing how "unfair" subsidies given to Gulf rivals Qatar Airways, Etihad Airways and Emirates have allowed them to wrest market share from the U.S. industry.