The Almost Ideal Demand System : A Comparison and Application to Food Groups
نویسندگان
چکیده
\ This article presents estimates of the almost Ideal demand system (AIDS) for four food groups_and compares these estimates WI~h the AIDS' own linear approximate versIOn and the linear expenditure system The AIDS IS indirectly nonadditive and has several desirable properties, maklng'lt a Viable demand system for analyzing food commodities Its linear approximate versIOn IS a good first-order apprOXimatIOn to the complete system and IS easy to estimate
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