Colton: I'm retired vitagra mg While Powell provided his insights into market movements, he did not provide new information about the key question on investors' minds: when the Fed will start to taper QE3. Rather, Powell echoed Bernanke's repeated assertion that pulling back will be a matter more of the speed of recovery than of set timetables. If the recovery strengthens, the Fed may dial down QE3 more quickly, and if the recovery slows, the Fed may decide to continue or even increase the size of the asset purchases, said Powell.