ARIMA模型在陕西全社会固定资产投资预测中的应用
Application of ARIMA Model in the Prediction of Fixed Assets Investment in Shaanxi Province

本文从陕西省全社会固定资产投资情况出发，利用R软件分析了从国家统计局数据库搜集获得的陕西省1978至2020年陕西全社会固定资产投资情况，分析获得ARIMA(2,2,0)模型，并预测2021年之后陕西省的全社会固定资产投资额，建议政府调整经济发展模式，完善监管制度，结合中国社会现实情况，在社会健康发展的基础上进行社会经济建设，促进社会经济健康稳定的发展。
Starting from the fixed asset investment of the whole society in Shaanxi Province, this paper uses R software to analyze the fixed asset investment of the whole society in Shaanxi Province from 1978 to 2020 collected from the database of the National Bureau of statistics, and obtains the ARIMA(2,2,0) model, predicts the fixed asset investment of the whole society in Shaanxi Province after 2021, and suggests that the government adjust the economic development model, improve the regulatory system, and combine the reality of Chinese society, carry out social and economic construction on the basis of healthy social development, and promote healthy and stable social and economic development.