市场需求疲弱成为当前经济难以启动的关键。财政扩张政策就是为扩大投资需求并带动扩大总需求而采取的对症下药性措施。财政扩张政策实施以后,马上显示出投资规模扩大、经济增长加速的明显效果。但是,就财政扩张政策应当以扩大需求来带动经济增长的机制功能来看,效果还不太明显。 The weak market demand has become the key to the current economy is difficult to start. The policy of fiscal expansion is the right remedy for expanding investment demand and boosting aggregate demand. After the implementation of the fiscal expansion policy, it immediately showed the obvious effect of expanding investment and accelerating economic growth. However, the effect of the mechanism of fiscal expansion should be based on expanding demand to drive economic growth. The effect is still not obvious.