Powell warns economy could face more frequent 'supply shocks'
1. Fed Chair Powell suggests need for policy adjustments due to supply shocks. 2. Higher future policy rates predicted due to inflation and supply volatility. 3. Current policy rate sits between 4.25% to 4.5% amid recession concerns. 4. Long-term inflation expectations will remain a key focus for Fed policy. 5. The Fed revises its framework to better handle potential economic turmoil.