什么是primary demand he secondary demand?primary demand expansi

来源：学生作业帮编辑：作业帮分类：综合作业时间：2024/05/14 06:22:34

什么是primary demand he secondary demand?primary demand expansion effect of promotion如何解释?

primary demand 首要需求,基本需求:如衣食住行
secondary demand:次要需求
primary demand expansion effect of promotion:通过促销使首要需求增大

什么是aggregate demand "demand" what is demand. DEMAND DRAFT demand ,need? returning demand demand deposit "demand"是什么意思 demand是什么意思 honeycomb demand repeatedly demand in demand和 on demand 什么是衍生需求（Derived demand）?