A Consistent Food Demand Framework for International Food Security Assessment

Birgit Meade ; Stacey Rosen , and John Beghin

United States Department of Agriculture

关键词: International food security;    PIGLOG demand;    aggregation;    income inequality;    food prices;    shocks;    roots and tubers;    grain;   

RP-ID  :  TB-1941

学科分类：农业科学（综合）

美国|英语

来源: United States Department of Agriculture Publications

【 摘 要 】

A new approach to modeling food security incorporates price effects and variation in food quality across consumers with different income levels, with Tanzania and its main staple, corn, as an example. Errata: On November 13, 2015, in section "Calibration for Good i," the equation under step 2, found at the bottom of page 6, was corrected by dividing wi by pi.