New trade barriers threaten the larger and faster-growing part of the economy: the services industries that employ more than 80 percent of American workers.
For the first time in 50 years, the United States may see more immigrants leave than arrive, a reversal driven by the Trump administration's sweeping crackdown on legal and illegal migration.
The promise of mRNA technology seemed boundless after the success of the coronavirus vaccines, but Robert F. Kennedy Jr. has singled it out for scrutiny, clouding its prospects.
The S&P 500 and Nasdaq composite index lost more than 1 percent. The Dow Jones Industrial Average decreased 1.8 percent, dragged down by three of its 30 stocks.
The question of how much control the president has over independent agencies like the Consumer Product Safety Commission has erupted repeatedly in the first months of Trump's administration.