Qatar's energy minister, the current OPEC president, said world oil markets were "responding positively" to output cuts implemented by the cartel and some non-cartel producers.

"I think the market is responding positively and you can see the drop in supply," Mohammed Saleh al-Sada told reporters.

The International Monetary Fund's board agreed late Monday that Greece likely will need further debt relief, but there remains a split over the appropriate goal for the country's finances.

At $250 million, a new mega mansion in the exclusive Bel Air neighborhood of Los Angeles is the most expensive home listed in the United States.

The passion project of developer and handbag tycoon Bruce Makowsky, the four-level, 38,000-square-foot mansion built on spec includes 12 bedroom suites, 21 bathrooms, five bars, three gourmet kitchens, a spa and an 85-foot infinity swimming pool with stunning views of Los Angeles. There's also a 40-seat movie theater, a bowling alley, and a fleet of exotic and vintage cars worth $30 million.

Asian markets mostly fell Tuesday, with concerns about upcoming European elections and Donald Trump's unpredictable presidency fueling uncertainty.

Stock exchange operators Deutsche Boerse and London Stock Exchange (LSE) said Tuesday they would offer to sell French clearing house LCH Clearnet as they push for regulatory approval of their planned merger.

The Turkish government has ordered the transfer of tens of billions of dollars worth of state assets to a sovereign wealth fund, in a huge shake-up of its holdings aimed at financing ambitious infrastructure projects.

The assets being transferred to the sovereign wealth fund range from wholly state-owned Ziraat Bank to the government's minority shareholding in flag carrier Turkish Airlines.

Morocco's government on Monday warned the European Union that its failure to fully implement an agriculture deal with Rabat would have severe consequences and could spur illegal migration.

The North African nation and the European Union signed in 2012 a multi-million-euro fishing and agriculture trade agreement.

Two decades ago, an influx of half a million migrants boosted Greece's economy. Today, the government and some experts hope a new wave of migrants will do the same.

Qatar Airways launched the world's longest scheduled commercial service with its inaugural flight from Doha to Auckland taking off eight minutes early on Sunday, a company spokeswoman said.

The thwarted attack near the Louvre museum on Friday will likely further tarnish the reputation of Paris, still reeling from a series of terror attacks, as a tourist destination.