(Reuters) - Facebook Inc said it would provide information about ads displayed on its platform for an audit, months after the social network admitted to overstating key ad metrics.

SHANGHAI (Reuters) - Trading volumes at China's three largest bitcoin exchanges have plummeted after the central bank put the virtual currency market under sharper scrutiny a month ago in a move that coincided with official efforts to stem capital outflows.

FRANKFURT (Reuters) - Osram plans to hire up to 1,000 new staff at its plant in Regensburg, Germany as it anticipates a fast ramp-up in demand for its infrared components used for iris-scanning identification in smartphones, a spokesman for the German lighting group said.

SYDNEY (Reuters) - Macquarie Group and ING Direct on Friday said they would start using Apple Inc's mobile payment service in Australia this month, hoping to snatch market share from the major retail banks through digital technology.

(Reuters) - When Samsung Electronics remotely disabled the last of its flawed Galaxy Note 7 smartphones last month, it further blurred the lines between who ultimately controls your phone, or computer, car or appliance: you, or the companies that make it work?

(Reuters) - Twitter Inc's desultory earnings report on Thursday show a company with no evident path to profitability, as core costs climb more quickly than revenue while user growth stagnates.

(Reuters) - Nvidia Corp's quarterly revenue surged more than 50 percent for the second straight quarter and beat expectations, helped by rising demand for its graphics chips and strength in rapidly growing areas such as self-driving systems and artificial intelligence.

NEW YORK (Reuters) - Exchange operator Nasdaq Inc plans to set up a venture capital arm to invest in financial technology companies that can help grow its own businesses, two people familiar with the plans told Reuters.

(Reuters) - Videogame publisher Activision Blizzard Inc reported fourth-quarter revenue above analysts' estimates, raised its dividend and announced a two-year $1 billion stock repurchase plan.

(Reuters) - Zynga Inc , which created the online game FarmVille, forecast current-quarter bookings largely below analysts' estimates, weighed down by a seasonally weak advertising business as well as declines in its web business.

(Reuters) - Apple Inc Chief Executive Tim Cook told Prime Minister Theresa May the company was optimistic about Britain's future after it leaves the European Union, the BBC reported on Thursday.

NEW YORK (Reuters) - Two mobile application developers will more clearly inform users how they collect personal information, as part of a settlement of claims by New York's attorney general that they failed to disclose their data collection practices in privacy policies.

SAN FRANCISCO (Reuters) - Zenefits is laying off nearly half its staff as the software startup grapples with the fallout of insurance violations that resulted in hefty penalties from state regulators.

People walk past a branch of Lloyds Bank at Berkeley Square in London, Britain July 28, 2016. REUTERS/Peter Nicholls

FILE PHOTO - The Snapchat logo is seen on the door of their headquarters in Venice, Los Angeles, California October 13, 2014. REUTERS/Lucy Nicholson/File Photo

A screen displays the stock price of Twitter above the floor of the New York Stock Exchange (NYSE) shortly after the opening bell in New York, U.S., January 31, 2017. REUTERS/Lucas Jackson

FILE PHOTO: Bitcoin (virtual currency) coins are seen in an illustration picture taken at La Maison du Bitcoin in Paris, France, May 27, 2015. REUTERS/Benoit Tessier/File Photo - RTX2YBYD

HELSINKI (Reuters) - Finnish telecoms network equipment maker Nokia said on Thursday it is seeking to buy company Comptel for about 347 million euros ($370 million) to expand its software services business.

HELSINKI (Reuters) - Network equipment maker Nokia said on Thursday it has agreed to buy another Finnish company, Comptel , for about 347 million euros ($370 million) to expand its software business.

TOKYO (Reuters) - Toshiba Corp has received an offer as high as 400 billion yen ($3.6 billion) for a 19.9 percent stake in its flash memory business, with other bids as low as 200 billion yen, a person directly involved in the deal told Reuters.

HONG KONG (Reuters) - China's most valuable online finance company, Ant Financial, is looking to raise more than $3 billion in debt to fund international expansion, according to technology news website The Information.

LONDON (Reuters) - Britain plans to introduce new insurance rules to ensure victims of accidents involving self-driving cars are compensated quickly in a bid to remove a major obstacle for the nascent industry.

DETROIT/SAN FRANCISCO (Reuters) - Tesla Inc has told suppliers it planned to begin test-building its Model 3 sedans on Feb. 20, according to people familiar with the matter, a move that could allay concerns about the company meeting its target to start production in July.

(Reuters) - A former National Security Agency contractor was indicted on Wednesday by a federal grand jury on charges he willfully retained national defense information, in what U.S. officials have said may have been the largest heist of classified government information in history.

SAN FRANCISCO/MOSCOW (Reuters) - Russian cyber-security experts have scaled back cooperation with Western contacts after one of their number was arrested in Moscow on treason charges, making it harder to fight global online crime, U.S. law-enforcement and industry sources say.

The logo of messaging app Snapchat is seen at a booth at TechFair LA, a technology job fair, in Los Angeles, California, U.S., January 26, 2017. REUTERS/Lucy Nicholson

WASHINGTON (Reuters) - Intel Corp Chief Executive Officer Brian Krzanich said during a visit with President Donald Trump on Wednesday that the computer chip manufacturer will invest $7 billion in an Arizona semiconductor factory.

(Reuters) - The New York Times Co said on Wednesday that readers taking a one-year digital subscription would also get free access to music streaming service Spotify, as the newspaper company looks for new ways to attract paying readers.

WASHINGTON (Reuters) - President Donald Trump will meet with Intel Corp chief executive Brian Krzanich on Wednesday afternoon, the White House said, offering no further details.

LONDON - The price of bitcoin fell from one-month highs on Wednesday after sources at bitcoin exchanges in China said the People's Bank of China had summoned some smaller exchanges to a closed-door meeting.