 Marketplace Morning Report is supported by C3 Generative AI. Verified, traceable answers. Secure, hallucination-free. LLM agnostic. IP liability-free. Learn more at C3.ai. I'm David Brancaccio in New York. We're coming off the biggest jump for the Dow Jones Industrial Average in more than a year. The index went up 742 points yesterday, 1.9%, and hit a record high amid strong company profit reports from, for instance, U.S.