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词汇
Engel curve
释义
Engel curve
基本
例句
恩格尔曲线
Moreover, we will study the nonparametric estimation ofEngel curvebecause Engel coefficient is an important index about household consumption structure.
由于恩格尔系数为观察居民消费结构的重要指标，我们也将讨论恩格尔曲线的非参数估计问题。
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更新时间：2026/8/9 20:10:11