Abstract The paper analyzes grain production panel data from 2004 to 2009 in Henan Province It is found that the direct subsidy effect to increase the yield in primary areas are greater than that in non-primary areas; As for expanding the planting area,the direct subsidy effect coefficient is lower than the price effect coefficient; The space depending on expanding the planting area in production increase diminishes. Direct subsidy policy together with with price policy helps farmer to increase production input in grain.
LIU Qi,LIU Pei-Pei. The Yield-increasing Effect as a result of Direct Grain Subsidies ——Based on the Panel data of Henan. Economic Survey, 2013, 1(3): 036.
2013, Vol. 1 
