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This research aims to examine how fertilizer subsidy, food credit, and government expenditure on infrastructure affect the food security in Aceh province (Indonesia) by using a dynamic model based on Error Correction Model method. This research classifies food security into supply side and demand side. The availability of energy and protein is the supply side and the consumption of energy and protein is demand side. Using time series data, the findings of this research is the majority of variables have a favorable effect on Aceh's food security both the supply and demand sides. As a result, short-term food security is more consistent than long-term food security.
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