Now introduce uncertainty and precautionary saving effects.
现在，我引入不确定性和预防性储蓄的影响。
But fear of the dole may lead to an increase in precautionary saving.
也许，对失业的忧虑会让人们增加预防性储存。
But the more options you have when a rainy day arrives, the less you need precautionary saving.
不过，当雨天来临时，你拥有的应对选择越多，你也就越不需要预防性储蓄。
The Chinese researchers has studied this phenomena by means of the western consumption theory. These years more and more researchers use the theory of precautionary saving to study this issue.
我国学者利用西方的消费理论对这种现象进行了研究，尤其近几年以预防性储蓄理论进行研究的较多。
Essentially, what the precautionary-saving literature says is that more uncertainty reduces the average propensity to consume (APC), the ratio of consumption to income.
从本质上讲，预防性储蓄理论说的是，更多的不确定性会降低平均消费倾向(APC)，即比消费与收入的比率。
Essentially, what the precautionary-saving literature says is that more uncertainty reduces the average propensity to consume (APC), the ratio of consumption to income.
从本质上讲，预防性储蓄理论说的是，更多的不确定性会降低平均消费倾向(APC)，即比消费与收入的比率。
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