Based on the data of GDP and investment in fixed assets of China from 1978 to 2003,this paper analyzes the relationship between the two variables by using econometrics methods such as cointegration test, error correction model and Granger-causality Test.

• 本文利用计量经济学方法,对我国1978-2003年的国内生产总值(GDP)及固定资产投资两时间序列数据进行了协整关系检验、误差修正模型(ECM)分析和Granger因果检验。