Abstract：
Using the data of Jilin Province from 1978 to 2011, and using time series analysis method, the paper analyzed the relationship among rural financial scale, efficiency and rural economic growth. The results showed that:(1) In the long run, there is a long-term equilibrium relationship among rural financial scale, rural financial efficiency and rural economy.(2) Rural financial scale has a significant negative effect on rural economy growth, however, rural finance efficiency has a significant positive effect on rural economic growth.(3) There is Granger Causality between rural financial scale and the rural economic growth, and such causality doesn’t exist between rural financial efficiency and rural economic growth, furthermore, rural economic growth is Granger Causality of rural fixed asset investment. (4) In the short term, rural financial scale and efficiency have not significant affect on rural economic growth. Conversely, rural economic growth has significant impact on rural finance scale and rural finance efficiency.
2015 
