US rate-hike expectations jumped sharply after Fed Chair Kevin Warshs Jackson Hole speech, with traders pricing a 57% chance of a September hike. Goldman Sachs, however, expects rates to remain unchanged, while warning that hotter-than-expected inflation data could alter the outlook. Heres what markets and economists are saying.

Federal Reserve Chair Kevin Warshs first Jackson Hole speech comes as markets grapple with sticky inflation, elevated oil prices and shifting rate expectations. Investors will…

Fed Chair Kevin Warsh reiterated his commitment to fighting inflation in a major speech — raising expectations that rate hikes may be coming, though he did not clearly spell out a…