The paper analyses the impact of adopting new agricultural technologies on the multiple dimensions of food security for maize farmers in Tanzania. Relying on matching techniques, we use a nationally representative dataset to estimate the causal effects of improved seeds and inorganic fertilizers...

The novelty of this paper is to use national rate of assistance (NRA) to assess the impact of domestic support on food security vulnerability to trade. We first build a theoretical framework linking the vulnerability of food security to trade and national policy intervention in agriculture....