The Securities and Exchange Commission and the F.B.I. have been investigating Concord Management, people close to the firm said.

The Justice Department for more than a year has investigated whether Google abuses its dominance over the interlocking technologies that deliver ads online.

Investors are pinning their hopes on a rosy outcome for inflation and growth, driving the S&P 500 up 12 percent in the past two months.

Social media companies have taken steps to restrict Russian state media accounts. But posts from those accounts still spread in Spanish, Arabic and other languages and in places outside the West.

The cryptocurrency exchange lost more than $1 billion in the second quarter.

Two months after regulators there suspended the boutique online bank, the outspoken libertarian economist said he had agreed to return $66.7 million in deposits.

State propaganda about China’s rise is stoking extreme nationalism. That could blind China to its problems, and could lead to conflict — perhaps over Taiwan.

The new corporate minimum tax is not law yet and is already rife with exceptions for the businesses that might have to pay it.

Masayoshi Son, the Japanese conglomerate’s founder, said SoftBank would take fewer big risks in the future.