Consumption and Beef Price Changes on Demand in East Nusa Tenggara, Indonesia

Households consume animal protein after carbohydrate food is fulfilled, moreover prices are increasing. This study aims to analyze the effect of rising beef on demand. The demand system approach uses Quadratic Almost Ideal Demand System (QUAIDS) model. Estimation parameters using Iterated non-linear Seemingly Unrelated Regression. research data use 2016 National Socio-Economic Survey (Susenas, 2016), amounting 10,751 households. results concluded that third most elastic fresh fish and chicken meat. Fresh in among all foods with a elasticity 3.31%, followed by chicken, beef, milk powder, eggs elasticities 1.55%, 1.62%, 1.29%, 0.80%, respectively. Beef luxury item an income 1.59%, as well fish, meat, powder. While normal goods. Although more than marginal expenditure share (MES) higher MES, so long run, increase household tends consumption fish.