| 单词 | incomeelasticityofdemand |
| 释义 | income elasticity of demand noun [countable, uncountable] (economics 经济学) the extent to which people buy more or less of a product or service when the amount of money that they earn changes 需求的收入弹性（当人们收入发生变化时，购买更多或更少的产品或服务的程度） ➡ elasticity of demand |
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