Marketplace Morning Report

A new working paper from the National Bureau of Economic Research spotlights how immigrants may be shaping the health and mortality rates of older Americans. Researchers found that a roughly 25% increase in immigration to the United States could prevent nearly 5,000 deaths among seniors 65 and over. Today, we'll unpack the findings. But first, an ominous tale of AI destruction captured the imagination of the public — and stock market traders.

Wall Street is looking to recover after yesterday's big stock market drop. Part of it was due to tariff uncertainty, but part of it was also due to a thinkpiece that painted a nightmare scenario in which AI displaced white-collar jobs throughout the economy — in areas far beyond the software, technology, and financial firms that have recently faced a selloff. Also: Depop's new owner and a look at who gets left behind by new Trump Accounts.

From the BBC World Service: Exactly four years ago, Russia launched its full-scale invasion of Ukraine. Hundreds of thousands of troops have been killed, and the financial cost has also been massive for both countries. This morning, we'll learn more. Then, the U.S. has imposed a new flat-rate tariff of 10% on global imports. And, China has imposed restrictions on dual-use exports to 20 major Japanese companies, accusing them of boosting a military build-up in Japan.

Following Friday’s Supreme Court decision striking down a number of President Trump’s tariffs, the administration is moving to impose a global 15% tariff, with some exceptions for countries like Canada and Mexico. The tariffs, which are being levied temporarily under a statutory authority known as Section 122, will bring the average effective tariff rate to 13.7%, according to the Yale Budget Lab. Also on the program: Spain’s new plan to bolster its workforce by granting legal status to migrants living in the country illegally.

On Friday, the Supreme Court struck down President Trump’s sweeping “retaliatory” tariffs, ruling that he doesn’t have the authority to impose them under the International Emergency Economic Powers Act. Many of the administration’s tariffs, however, remain intact, and President Trump has announced a new 15% global tariff following the decision. We discuss what that means companies, consumers, and the U.S.’s global trading partners. Plus, new analysis from the Cato Institute finds that the presence of immigrants helps to ease the federal budget deficit.