[Bank of America: Fed's Treasury Purchases May Suppress Long-Term Yields] Bank of America rate strategists stated that the Federal Reserve's purchase of Treasury bills to maintain ample liquidity in the banking system could potentially suppress long-term yields. Wall Street strategists generally expect that the Fed's reserve management purchase operations and the decision in October to use proceeds from mortgage-backed securities to purchase Treasury bills will absorb most of the net supply of Treasury bills over the next year.