经济学家们在两年前还都认为财政政策对熨平经济周期的作用并不显著,并对此深信不疑。但时至今日,全世界的政府,包括美国政府在内,几乎都在努力实施巨额的财政激励计划,期望财政政策 Two years ago, economists also believed that the role of fiscal policy in ironing out the economic cycle was not significant and convinced. But up to now, almost all the governments of the world, including the U.S. government, are working hard to implement huge fiscal stimulus plans and expect fiscal policies