本文以1978年到2008年的出口、政府支出和国内生产总值数据为样本,实证检验了对外贸易、政府支出对我国经济增长的影响。实证结果表明,对外贸易、政府支出与我国经济增长之间存在着长期协整关系:对外贸易、政府支出对经济增长有显著的正向影响;短期内,由于误差修正的原因,中国出口贸易和政府支出的过多或过少,都会降低中国经济增长。最后,本文根据实证结果提出适合我国国情的政策建议 Based on the data of exports, government expenditures and gross domestic product from 1978 to 2008, this paper empirically tests the impact of foreign trade and government expenditure on China’s economic growth. The empirical results show that there is a long-term cointegration relationship between foreign trade and government expenditure and China’s economic growth: foreign trade and government expenditure have a significant positive impact on economic growth; in the short term, due to the error correction, China’s export trade and Too much or too little government spending will reduce China’s economic growth. Finally, based on the empirical results, this paper puts forward the policy recommendations that suit the national conditions of our country