ChatGPT has alarmed high-school teachers, who worry that students will use it—or other new artificial-intelligence tools—to cheat on writing assignments. But the concern doesn’t stop at the high-school level. At the University of Pennsylvania’s prestigious Wharton School of Business, professor Christian Terwiesch has been wondering what such A.I. tools mean for MBA programs. This week, Terwiesch released a research paper in which he documented how ChatGPT performed on the final exam of a typical MBA core course, Operations Management.