Study on forecast model of CRCP index in China

Coking coal plays a vital role in China's economic development as an important strategic resource. The article builds the coking coal price index prediction model by the method of time series model, using statistical software, Eviews6.0. The result shows that the CRCP price index sequence is stationary time series after the first order difference, and the model of ARIMA (2, 1, 3) is better to forecast.