Elon Musk said he was putting his Twitter purchase “temporarily on hold.” Prices continued to climb last month, and the financial markets had another losing week.

“Hillbilly Elegy,” a best-selling memoir that became a star-studded film, raised the profile of the onetime “Never Trump guy” who won an Ohio primary with the help of the former president.

They’re quieter and better for the climate. But snow and water create new technological challenges for designers.

Our columnist is responding to readers’ questions. This week, he focuses on inflation, with the help of a bond maven and a Nobel laureate.

The national oil company of Saudi Arabia said quarterly income reached nearly $40 billion, reflecting volatile energy markets.

Domestic travel has returned faster than international. And some destinations like Las Vegas are rebounding more quickly than big cities like New York.

Interest rates are rising for both federal and private borrowers. But private loans have fewer protections and are often more expensive, student advocates say.

The market has been producing double-digit returns for investors, even at moments of great national strife. But the party has ended and it may be a long time before it begins again.

Whatever the cost of any student loan cancellation program, it’ll just be money we should have spent on higher education in the first place.

Mr. Musk said he wanted to confirm Twitter’s findings that spam and fake accounts make up less than 5 percent of its users.