The applicability of Engel coefficient in China is an important academic topic.

恩格尔系数在我国的适用性问题是学术界重要议题之一。

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Engel coefficient refers to the proportion of residents' food expenses of the living expenses.

恩格尔系数是指居民食品消费支出占消费支出的比重。

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The proportion of food expenses in consumption outlay (the Engel coefficient) dropped to 50.0 percent in 1994 from 54.2 percent in 1990.

1994年，城镇居民的食品支出占消费支出的比重（恩格尔系数），从1990年的54.2%下降到50.0%。

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