A St. Louis Fed paper finds U.S. AI adoption materially outpaces Europe, and the gap is driven less by age, education or industry mix than by firm management and organizational culture. The study shows firms with higher management quality — not greater technology availability — and those that actively encourage employee AI use and provide AI-tool support have significantly higher AI adoption rates.

Wall Street Journal, citing people familiar with the matter, reports OpenAI has hired senior XAI executive Brent Mayo to help ensure its data-center projects progress on schedule.

Rubio said on Wednesday the United States remains willing to negotiate to end the Iran crisis but doubts Tehran is treating talks seriously. He said Washington is ‘‘committed to diplomacy’’ but questioned whether Tehran reciprocates: ‘‘If they take negotiations seriously, we will; if not, we will take necessary measures to protect our interests and those of our allies.’’ Rubio warned Iran must not control the Strait of Hormuz, saying that if a state could seize an international waterway, charge passage fees or blow up ships that refuse to pay, it would set a very dangerous precedent that could be copied elsewhere.