Most of inventory is stored in warehouses,which include the following types()。
A. Private warehouse
B. Public warehouse
C. Agreed warehouse
D. Contract warehouse
影响盈亏临界点业务量变动的因素包括()
A. 销售价格
B. 单位变动成本
C. 固定成本
D. 品种结构
E. 销售税率
已知某产品的销售利润率为9%,安全边际率为30%,则贡献毛益率为()
A. 2.7%
B. 3.33%
C. 30%
D. 39%