Research of Famous-Brand Product´s Vitality Based on Customer Elasticity

After developing an outer model of the famous-brand product vitality, this paper presents the concept and calculation formula of the famous-brand product vitality index, the concept of customer elasticity on the basis of Product Famous-brand Vitality Index. The paper also takes Haier´s product as an example to calculate out its famous-brand vitality index, the customer elasticity index at customer´s different age and income levels. Based on the analyses of the result, the paper gives some suggests for Haier Group.