中文摘要：

运用GDP增长率曲线和萨缪尔森模型分析了中国西部地区经济增长的周期波动特征,并计算了该周期的长度。结果表明,改革开放以来,中国西部地区存在着6年左右的小周期,随着时间的推移,经济周期的波动幅度逐渐趋缓,反映出经济发展的稳定性增强。

英文摘要：

In this paper, the period length of west China economic fluetuation is analyzed by Samuelson＇s method of c and the percentage of GDP growth. The result shows that the economic development process of the west of china has 6 year cycles respectively, and the fluctuation of the economic development is gentler with the time passed by.