There is no reason for China's yuan currency to keep falling and Beijing has more room to boost the world's second-largest economy, the governor of its central bank said Friday as he sought to reassure markets.

The comments by Zhou Xiaochuan, head of the People's Bank of China (PBoC), in Shanghai came ahead of a meeting of finance ministers from the world's top 20 economies in the city, China's commercial hub.

The shale fracking revolution in the U.S. oil and gas industry has achieved a milestone: the first export of liquefied natural gas from the country outside of Alaska.

The tanker Asia Vision was loaded with a cargo of LNG by Texas firm Cheniere Energy at the Sabine Pass terminal in Louisiana late Wednesday and immediately left for Brazil.

With little hope for the world economy picking up pace soon, governments must tackle reforms at home to kickstart growth, the OECD said on Friday.

Promoting entrepreneurship, labour mobility and higher productivity were all on the menu of the Organisation for Economic Cooperation and Development's (OECD) recommendations to policymakers.

Britain could face a decade of economic uncertainty if it leaves the European Union, a senior business leader has warned ahead of a membership referendum on June 23.

Simon Walker, director general of the Institute of Directors (IoD), said that Britain could experience years of job losses, higher prices and slower economic growth if it voted to leave.

Russia sounded the alarm bells on Thursday over growing risks in its airline industry, saying more carriers could go bankrupt.

Last October, Russia's second-biggest carrier Transaero stopped flying due to financial problems.

G20 finance ministers gather in Shanghai from Friday with the global economy assailed on multiple fronts, from China's slowing growth to weak commodity prices, amid simmering disagreements over how best to face the challenges.

The International Monetary Fund (IMF) on Wednesday warned risks of a "derailed recovery" are growing, citing China's faltering economy, falling oil and commodities prices and financial market turbulence.

Beijing has surpassed New York City to become the "billionaire capital of the world" with 100 resident billionaires to the U.S. business and cultural capital's 95, a survey showed. 

The number of Beijing billionaires rose by 32 from last year, while New York's tally rose by just four, according to the Hurun Report, a China-based publisher of luxury magazines and compiler of an annual list of the country's richest people.

Oil fell in Asia on Thursday, ending a brief rally stoked by news U.S. gasoline inventories fell after OPEC kingpin Saudi Arabia shot down hopes for an output cut.

Prices rose the previous day as traders looked past an increase in U.S. commercial crude inventories to a record high to a fall in stocks of refined products like gasoline. 

France's biggest automobile maker PSA Peugeot Citroen said Wednesday it moved back into the black in 2015 with a net profit of 1.2 billion euros ($1.4 billion) after a successful restructuring and on higher demand, two years after it almost went to the wall.

Europe's second biggest carmaker revealed a 5.7-percent rise in sales to 56.3 billion euros as it said it would unveil its new "strategic sustainable growth plan" on April 5.

Dubai International, already the world's busiest airport by international passenger traffic, opened a new extension on Wednesday that will raise its annual capacity to 90 million passengers.

The opening of Concourse D is the "result of a $1.2 billion investment to enhance service and boost capacity for the more than 70 international airlines," Dubai Airports said in a statement.