| 唐娅楠，刘合光.上海市城镇居民蔬菜消费特点及消费需求系统分析[J].广东农业科学,2013,40(23):204-208 |
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上海市城镇居民蔬菜消费特点及消费需求系统分析 |
| Systematic analysis on vegetables consumption characteristics and consumer demand of urban residents in Shanghai |
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| DOI： |
| 中文关键词: 城镇居民 蔬菜消费 消费结构 ELES模型 |
| 英文关键词: urban residents vegetables consumption consumption structure ELES model |
| 基金项目:农业部委托项目(农科财预[2012]95) |
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| 中文摘要: |
| 采用统计学分析方法和扩展线性支出系统模型（ELES），对上海市城镇家庭的蔬菜消费进行了系统分析，总结了1995年以来上海市城镇居民蔬菜消费的特点，估计了ELES模型的参数，计算了主要食品的消费弹性系数。研究发现：蔬菜和粮食收入弹性接近，都是上海城镇居民的生活必需品，其边际消费倾向远低于肉类；蔬菜、粮食和肉禽蛋水产品三者之间是互补品的关系；蔬菜等食品的消费受收入和自身价格影响较为明显。 |
| 英文摘要: |
| The statistical analysis method and the extended linear expenditure system model (ELES) were used to analyze the vegetable consumption of urban residents in Shanghai, and sum up the characteristics of vegetable consumption of urban residents in Shanghai since 1995 on available data, then the parameters of ELES model were estimated, and calculated the consumption elasticity of major food. It was found out that the income elasticity of vegetables and grain were similar, they were all the life necessities of urban residents, the marginal propensity to consume was much lower than meat;these three kinds of food were complementary products; vegetables consumption were obviously affected by income and the price of itself. |
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