人均GDP增长对我国私人汽车未来需求的影响

Per capital GDP growth’s influence on China private automobile future requirement

居民收入水平是影响一个国家汽车普及率的关键因素之一,本文在分析近年来中国私人汽车拥有量和人均GDP的数据后,发现二者之间存在显著的正相关关系。回归分析对事物发展的长期趋势具有较好的预测效果,本文通过构建二次曲线回归模型对中国私人汽车的未来需求量做了科学的分析、预测。

Residents’ income level is one of the key factors that affect one country’ automobile popularization rate, after analyzing the amount of Chinese private car and per capita GDP data of the past years, the writer found out that there was a significant positive correlation between the two variables. Regression analysis has a perfect effect in predicting the longterm development trend of the case. The paper, by constructing a quadratic curve regression model, has done a scientific analysis and forecasting on the future demand of Chinese private car.