2008年底的大危机让美联储前主席伯南克（Ben Bernanke）很快手段用尽，不得不祭出新的魔力药丸 — — 量化宽松。 量化宽松是解救受困市场的灵丹，但绝非填补消费者资产负债表、刺激总需求有效复苏的有效工具。
Quickly out of ammunition when the Great Crisis hit in late 2008, former Fed Chair Ben Bernanke embraced the new miracle drug of quantitative easing – a powerful antidote for markets in distress but ultimately an ineffective tool to plug the hole in consumer balance sheets and spark meaningful revival in aggregate demand.