Airbnb has raised at least $US555 million in new funds, valuing the company at some $US30 billion.

Is the social media giant doing enough to deter terrorists from using its platform? A US judge has lashed out at Facebook for failing in its moral obligation to combat terrorism.

The popularity of the game that puts digital creatures into private homes, shops, parks and museums has fuelled debate on land rights, the legal boundaries of private property, and what constitutes trespass.

Volkswagen investors are demanding $12 billion in damages relating to the German carmaker's emissions scandal.

Seems Chinese tourists are packing more than just sunscreen and cameras as they squirrel money offshore. It's bad news for the global economy.

The billionaire couple have vowed to spend up to reach a lofty goal: to cure, manage or eradicate all disease by the end of the century.

He made more than $US19 million last year, more than any other US banker. But when it came to taking someone to account for his bank's illicit practices, workers earning $US12 an hour took the fall.

The investor group seeking funds to buy former Italian premier Silvio Berlusconi's soccer club provided a false bank report during its initial deal negotiations, according to the lender whose name was on the documents.

The billionaire founder of China's e-commerce giant Alibaba is now becoming a force in banking too, with his financial firm estimated to be worth $US75 billion.

George Soros, one of the world's richest men, has promised to invest as much as $US500 million in startups and businesses to help refugees and migrants globally.

Microsoft raised its quarterly dividend 8 per cent and said it will buy back up to $US40 billion of its shares.

• COMMENT

Many executives are critical, even derogatory, about Donald Trump in private, but loath to go public. Asked why, the answer is almost universal: fear.

Indonesia plans to pursue Google for five years of back taxes, and the search giant could face a bill of more than $US400 million for 2015 alone.

Tencent's culture has been compared to a shark womb, referring to how some unborn sharks cannibalise siblings in the womb to ensure their own survival.

Few things motivate Samsung employees like the opportunity to take advantage of weakness at Apple Inc.

• COMMENT

Why have technology companies been spared the populist anger against big business since the GFC? Because everybody loves a winner. But sentiment is changing.

• ANALYSIS

What if the world's richest gave their money to start-ups? How many businesses could be created? Quite a lot, according to the 2016 Robin Hood Index.

Australia's farmers are watching the planned merger of chemical and crop seed giants Bayer and Monsanto with apprehension.

Divorce can take a toll. For the Chinese tycoon behind the gay dating app Grindr, that toll comes to $1.51 billion.

• COMMENT

On the anniversary of the Wall Street bank's collapse, it is worth recalling just how blatant some of the misdeeds were, and the surprising lack of prosecution for the bank's improprieties.

Macquarie is set to sell Techem for $2.7 billion, sources say - almost three times as much as it paid for the German metering group in 2007.

If the Bayer-Monsanto merger goes through, it will combine two companies with a long and storied history that shaped what we eat, the drugs we take and how we grow our food.

Apple's market value has surged higher this week on solid pre-orders for the newest iPhone.

Women in politics and business are held to higher standards than men says former Twitter executive Kirstine Stewart.

Bayer agreed to take over Monsanto to become one of the world's biggest agriculture conglomerates.

Victory for the Republican firebrand in the US presidential election could be a game changer for China's economy, economist says.

Goldman Sachs CEO Lloyd Blankfein had his Abacus. JP Morgan's Jamie Dimon had his Whale. Now Wells Fargo's John Stumpf, the Mr. Clean of American banking, is getting a scandal of his own.

Tuesday has been a day to forget for Warren Buffett, who lost more than any other billionaire in Tuesday's sell-off on Wall Street thanks to his big bet on the troubled US bank.

LinkedIn co-founder Reid Hoffman is the latest Silicon Valley heavyweight to get his money involved in politics. He's offering to donate as much as $US5 million to veterans if Republican nominee Donald Trump releases his tax returns in time for the final presidential debate.