伯南克在论证这一立场时首先指出量化宽松的目的“主要是增加经济的近期动能 ” ， 暗示动能增强意味着减少资产购买。
Bernanke justified his position by stating that quantitative easing is intended “primarily to increase the near-term momentum of the economy,” suggesting that stronger momentum would justify less asset buying.