政府科技投入与经济增长因果关系的再检验——基于东、中、西部省级面板数据的实证研究

通过面板数据的单位根检验、协整检验以及误差修正模型等现代计量经济学方法,对我国东、中、西部地区的政府科技投入与经济增长之问的因果关系进行实证研究.结果表明,我国政府科技投入与经济增长之间的关系呈现出明显的区域性差异.长期内东、中部地区政府科技投入与经济增长互为因果关系,短期内政府科技投入对经济增长呈现出单向因果关系;对西部地区而言,政府科技投入对经济增长的影响长期内存在单向因果关系,但是短期内并不存在显著的因果关系,并且经济增长对政府科技投入也无显著的影响.

Resurvey of the Causality Relationship between the Governmental S ＆T Input and Economic Growth——Based on the Panel Data of Eastern, Central and Western Regions of China

Based on the unit root tests,cointegration tests and error correction models for panel data,this paper empirically researched the relationship between the governmental S&T input and economic growth.The results showed that there was obvious difference in three regions of China.For the Eastern and Central Regions,there is a reciprocal causality relationship between the governmental S&T input and the economic growth in the long term,and the governmental S&T input presents a unidirectional causality to the econ...