Money How high will interest rates rise in 2023? Economists, markets are skeptical of Fed hike plan December 18, 2022December 20, 2022Paul Davidson, USA TODAYComments Off on How high will interest rates rise in 2023? Economists, markets are skeptical of Fed hike plan The Fed estimates it will raise the key interest rate to 5.1% in 2023 to curb inflation, more than it previously projected. Economists are skeptical.