| 我国固定资产投资的ARIMA模型分析与预测 |
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| 引用本文： | 郝晶,沈红燕,陈希.我国固定资产投资的ARIMA模型分析与预测[J].数学理论与应用,2009(2):42-46. |
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| 作者姓名： | 郝晶 沈红燕 陈希 |
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| 作者单位： | [1]中南大学数学科学与计算技术学院,湖南长沙410075 [2]南阳理工学院国际教育学院,南阳473000 |
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| 摘 要： | 本文综合运用了时间序列预测方法，对我国固定资产投资总额进行了分析，建立了自回归求积移动模型ARIMA（4，1，4）。检验结果表明，该模型提供了较好的顸测结果，可为我国全社会固定资产投资提供可靠的参考数据。
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| 关 键 词： | ARIMA模型 固定资产投资 单位根检验 预测 |
ARIMA Model Analysis and Prediction of China's Fixed Assets Investment |
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| Hao Jing Shen Hongyan Chen Xi.ARIMA Model Analysis and Prediction of China's Fixed Assets Investment[J].Mathematical Theory and Applications,2009(2):42-46. |
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| Authors: | Hao Jing Shen Hongyan Chen Xi |
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| Institution: | 1.School of Mathematical Sciences and Computing Technology;Central South University;Changsha;410075;2.International Education College;Nan Yang Institute of Technology;Nanyang;473000 |
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| Abstract: | This article analyses the data of China's fixed assets investment and establishes ARIMA(4,2,4) model with time-series forecasting methods.The analysis shows that the model provides comparatively precise estimation results,which can offer a reasonable basis for China's fixed assets investment. |
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| Keywords: | ARIMA model Fixed assets investment Unit Root Test Forecast |
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