The Fed may see a brighter long-term outlook when it releases its economic forecasts Wednesday due to vaccine developments, but it also has the opportunity to disappoint at least some investors who are expecting immediate changes in its bond buying program. The market has been divided about whether the Fed would extend the duration of its $80 billion Treasury purchases, meaning increase the purchases at the long end, like the 10-year note and 30-year bond. Theoretically, that should help keep down the longer term rates that impact mortgages and other loans. But a number of economists instead expect the Fed to simply … (full story)