The International Monetary Fund said Saturday it had several loan programs for Arab countries in the works, not giving names but pointing to "Arab Spring" countries as likely recipients.

"We have a commitment to the Arab countries in transition," IMF managing director Christine Lagarde said, referring to those countries rebuilding after major revolts in the past year.

The International Monetary Fund has wrapped up meetings here with its coffers to fight the eurozone crisis $430 billion richer.

But it also collected a message from the emerging economies that contributed that it should not easily throw more money into Europe, and that they want more say in how the IMF is run.

Italy launched Europe's first private high-speed train service this week, as the country looks towards the more liberal economy that Prime Minister Mario Monti wants to put on the rails.

The dark-red bullet-shaped "Italo" trains are run by NTV, a company headed by Ferrari boss Luca di Montezemolo who wants to take a quarter of the market from state rail network Trenitalia, the biggest employer in the country.

U.N. chief Ban Ki-moon made a call on Friday to double global consumption of renewable energy over the next two decades in order to ensure sustainable economic development.

"It's possible if we show political leadership," Ban said about the goal that falls under a sustainable energy initiative aiming to have universal access to power by 2030. Currently, renewable energy accounts for about 16 percent of world consumption.

Leaders and officials attending the third World Investment Forum on Saturday called for channeling more investments to poor nations and for introducing regulatory guidelines to help foster investments.

"The structure of world investments and its distribution has not witnessed a fundamental change after the global financial crisis," Tunisian President Moncef Marzouki told the forum, which opened in Doha.

The United States pressed China Saturday to make progress on its recently announced currency reform to make the yuan more flexible, calling it key to healthy global economic growth.

U.S. Treasury Secretary Timothy Geithner said that despite global trade imbalances being lower than levels before the 2008 financial crisis, further action was needed to guard against renewed unsustainable imbalances.

Gas-rich Qatar has bought three percent of French energy giant Total, a move welcomed by the company's chief executive Christophe de Margerie, a Qatari daily reported on Saturday.

If confirmed, this would be the first time Total has confirmed that Qatar has raised its stake in the company.

Iraq's second of five floating Gulf oil terminals came online on Friday, adding 900,000 barrels per day to the country's export capacity, the head of the Southern Oil Company said.

"A ship with a capacity of 2 million barrels of oil has docked at the second floating oil terminal," and pumping has begun, Dhia al-Mussawi told a news conference in Basra.

Japanese auto giant Nissan said Friday it would build two models of its luxury Infiniti brand in China from 2014, as it looks to further tap the world's biggest car market.

The firm has said it is aiming to boost sales of the cars to half a million units globally by 2016, up from 145,000 last year when it was produced in Japan and the United States.

China and the BRICS emerging economies are set to flex their muscles as the top finance officials of the G20 and the IMF meet Friday seeking to raise $400 billion to prevent financial contagion.

Having already rolled back the goal for new crisis intervention funds from $500 billion, the International Monetary Fund remained some $80 billion short going into Friday's meetings in Washington.