UPDATE 1-Arm Holdings still aiming for 2023 return to public markets, CEO says . Arm Holdings, the semiconductor technology firm owned by Softbank Group Corp , still plans to return to the public markets by 2023, its chief executive said on Tuesday.

Productivity stagnant despite global stimulus - WEF . Economies around the world have failed to boost productivity levels despite $10 trillion of central bank stimulus unleashed since the global financial crisis of a decade ago, according to the Geneva-based World Economic Forum (WEF) think tank.

Arm Holdings still aiming for 2023 return to public markets, CEO says . Arm Holdings, the semiconductor technology firm owned by Softbank Group Corp , still plans to return to the public markets by 2023, its chief executive said on Tuesday.

WRAPUP 4-U.S. visa move against China casts pall over talks to end trade war . The United States said on Tuesday it had imposed visa restrictions on Chinese officials for the detention or abuse of Muslim minorities, heightening tensions with Beijing and casting a pall over high-level talks to end a 15-month trade war.

Twitter says user data meant for security purposes may have gone to advertisers . Twitter Inc said on Tuesday email addresses and phone numbers uploaded by users to meet its security requirements may have been 'inadvertently' used for advertising purposes.

Wealthy couple gets prison terms for U.S. college admissions scam . The founder of a food and beverage packaging company and his wife were each sentenced to one month in prison on Tuesday for their roles in what prosecutors say is the largest college admissions scam uncovered in the United States.

Olympics-U.S. loosens sponsor restrictions on athletes . When U.S. Olympic and Paralympic competitors take their moment in the spotlight at the Tokyo 2020 Games, they will be able to thank their parents, spouses, coaches -- and now their sponsors too.

China state newspaper criticizes Apple for app use by Hong Kong protesters . The Chinese Communist Party's official newspaper, the People's Daily, lashed out on Tuesday at Apple Inc for allowing an app on its app store that tracks the movement of police around Hong Kong and is used by protesters in ongoing and sometimes violent demonstrations.

U.S. lawyer Michael Avenatti gets trial date on charges of stealing from ex-client . Lawyer Michael Avenatti, who became nationally known as an outspoken critic of U.S. President Donald Trump before his arrest earlier this year, will stand trial in April on charges that he stole from his former client Stormy Daniels, a federal judge ruled Tuesday.

UPDATE 1-Pro-impeachment group targets vulnerable House Republicans with new ads . A group pushing for President Donald Trump's impeachment will launch a six-figure digital ad campaign on Tuesday, targeting vulnerable Republicans in the House of Representatives at a time polls show a growing percentage of Americans favor impeachment.