Two reasons: Fits their Agenda, and a Simple Cost/Benefit Analysis. Bernanke’s worst case scenario for continuing QE is hyper inflation, which is currently a nonevent. Meanwhile, the upside of continuing QE: Help the Economy, Create Jobs, and Raise Asset Prices. Since the worst possible scenario is hyperinflation (and we are no where near that right now). According to their logic, Why Would The Fed Taper Now? Of course, we feel differently about their “logic” but that is a story for another day.