The main problem in Chinas economic development is the inadequate effective purchasing power in terms of productive forces.

当前我国经济面临的主要问题是有效购买力小于生产能力。

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For poor consumers, who spend up to 60 percent of their incomes on staple foods, this means a strong reduction in their effective purchasing power.

对于贫困的消费者来说，他们用来购买主食的费用高达其收入的60%，这意味着他们的有效购买力大大下降。

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The impact of this part is that the purchasing power of effective demand.

所产生的影响是，这一部分的购买力，有效需求。

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