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1. The income elasticity of demand for imports is a key factor in determining the trade balance.
进口需求的收入弹性是决定贸易平衡的关键因素。
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2. The government's policy on income tax has a significant impact on the income elasticity of demand for imports.
政府对所得税的政策对进口需求的收入弹性有重大影响。
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3. The income elasticity of demand for imports has been increasing in recent years, indicating that consumers are becoming moreprice-sensitive.
近年来，进口需求的收入弹性一直在增加，这表明消费者变得更加价格敏感。