一阶自回归模型，用来模拟水文时间序列，其中包括了随机项-An autoregressive model to simulate hydrologic time series, including random items

建立自回归滑动平均时间序列模型ARIMA,用来预测未来数据值-time series model-ARIMA to predict the future value

New Elhorst Panel Code文件包中的空间自回归模型包，官网下载，只做转载-New Elhorst Panel Code package spatial autoregressive model package, the official website to download, only reprint