我国食糖进口量影响因素的实证分析

研究了影响我国食糖进口量的众多因素,据此建立多元线性回归模型进行了定量分析,对模型进行了多重共线性处理,自相关与异方差的检验。研究结果表明:人均收入、价格的波动已不是影响我国食糖进口量变化的主要原因,国内食糖产量和消费量才是影响我国食糖进口量的主要因素;食糖替代品的替代作用已经相对弱化;汇率将是影响未来食糖进口量的重要因素。最后,对如何改善我国食糖进口贸易格局和提升我国食糖国际竞争力提出了政策建议。

Empirical Analysis on the Influencing Factors of the Sugar Imports in China

This paper studied some influencing factors of the sugar imports in China.A multivariate linear regression model for quantitative analysis was established and the model was researched with multiple linear treatment,autocorrelation and heteroscedasticity test.The results showed that the per capita income and price fluctuation were not the main factors for changing the sugar imports in China,but the domestic sugar production and consumption were the key factors,the substitution effect of sugar substitute has ...