本文详细介绍和分析X-11-ARIMA季节调整方法,为进一步研究和应用季节调整方法提供有益的探索。利用X-11-ARIMA方法分析国际取暖油价季节性波动,探讨油价运动规律,为我国进口石油提供决策支持。
The paper mainly introduces and analyzes X-11 -ARIMA seasonal adjustment method in detail. The aim is to provide some helpful grope for further research and application of seasonal adjustment method in our country. Using X-11 -ARIMA method, we analyze seasonal fluctuation of international heating oil price and its movement discipline, in order to provide decision support for importing oil of our country.