Peter Coy

The people behind Bitcoin, the No. 1 cryptocurrency by market value (and renown), are under heavy pressure to reduce its carbon footprint — the planet-warming emissions from burning fossil fuels for electricity to run the network’s computations, known as mining. I spoke with people on both sides of…

Most of us were brought up with the folk wisdom that exercise is the best medicine, and often it’s true. But not for people who are suffering from long Covid and other post-viral syndromes. For them, overexertion can severely aggravate their conditions, whose symptoms may include fatigue and brain…

Those are “the 26 words that created the internet,” says Jeff Kosseff, an associate professor of cybersecurity law at the United States Naval Academy, who wrote a book with that title that came out in 2019. The fruitful words come from Section 230 of the Communications Decency Act. That brief…

“Deglobalization” is a word on many people’s lips these days — and understandably so. Russia has been largely cut off from the West for its appalling invasion of Ukraine. The economic marriage of convenience between China and the United States (“Chimerica”) is unraveling. And there’s more and more…

President Biden bragged on Twitter on March 26 that “as a result of our unprecedented sanctions, the ruble was almost immediately reduced to rubble.” It was an ill-timed tweet. The Russian currency did crash in February after sanctions were imposed, but by the time Biden exulted, it had already…

Capitalism and free enterprise might seem synonymous, but Americans don’t view them the same way. According to Gallup, only about 60 percent of Americans have a positive image of “capitalism,” while 84 percent view “free enterprise” positively. That distinction makes sense to Clifford Winston, a…

There are two clashing arguments about whether the threat of economic sanctions can be effective now in deterring Russian aggression in Ukraine. One is that sanctions against Russia following the 2014 invasion of Ukraine didn’t prompt any improvement in behavior, nor did sanctions promote good…

Peer review is both the greatest strength and the greatest weakness of the scientific research system. It filters out bad work and makes good work better. But it can also slow down the dispersal of new ideas, which is a big problem when it comes to tackling fast-changing challenges like the Covid…

Some people on the political right love robots and hate labor unions. Some people on the political left are the opposite: They hate robots and love labor unions. Then there’s David Autor, a labor economist at the Massachusetts Institute of Technology. He loves both. Automation will destroy some…

Lots of readers responded to my Jan. 5 newsletter discussing a new book, “Money Magic: An Economist’s Secrets to More Money, Less Risk, and a Better Life,” by the Boston University economist Laurence Kotlikoff. I’ve already responded to many of you by email but nothing beats hearing from Kotlikoff…