Here's how Jerome Powell could surprise markets with his Jackson Hole speech

Pool/Getty Images, Douglas Sacha/Getty Images, Abanti Chowdhury/BI

• Goldman Sachs says Jerome Powell's speech at Jackson Hole on Friday could deliver some surprises.
• It wouldn't be the first time he used the event as an opportunity to reset investors' expectations.
• Markets are eyeing rate cuts of 100 basis points between now and the end of the year.

All eyes are on Jerome Powell's speech at the Federal Reserve's Jackson Hole Symposium on Friday, and Goldman...