The Federal Reserve's latest quantitative easing program (QE3) could last until the middle of 2015 and total $2 trillion, Goldman Sachs economists say.
The Fed has announced that it will buy $40 billion a month of new mortgage-backed securities for an indefinite period.
The central bank also said it will re-invest funds from maturing government securities. And it will continue Operation Twist, which entails buying long-term Treasurys and selling short-term Treasury paper. [more]