本文通过对我国实施积极财政政策以来所取得的巨大成就 ,以及我国财政风险的特殊性、可持续性 ,财政政策的拉动效应、挤出效应、紧缩效应等诸多问题的分析 ,论证了财政择机适时淡出的必要性与可能性。并对目前国内经济学界一些普遍认可的观点进行了大胆质疑。 This article analyzes the tremendous achievements made since the implementation of the proactive fiscal policy in our country, as well as the particularity and sustainability of the fiscal risk in our country, the pulling effect of the fiscal policy, the crowding-out effect and the austerity effect. Necessity and possibility of fading out. And boldly questioned some generally accepted views of the domestic economists.