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【多选题】
套利在本质上是期货市场上的一种投机，它的存在对期货市场有()作用。A.
套利行为有助于期货价格与现货价格、不同期货合约价格之间的合理价差关系的形成
B.
套利行为有助于交易者的正常进出和套期保值操作的顺利实现
C.
套利行为有助于市场流动性的提高
D.
套利行为起到了市场润滑剂和减震剂的作用
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皮皮学刷刷变学霸
举一反三
【单选题】Dividing the market of Tianfu College by gender and grade into small market is regarded as ______.
A.
m arket segmentation
B.
market targeting
C.
market positioning
D.
marketing research
【单选题】Dividing a market into several sections of customers is known as ________.
A.
mass customization
B.
market positioning
C.
market segmentation
D.
value engineering
【判断题】Market segmentation is the process of dividing a broad consumer or business market into sub-groups of consumers.()
A.
正确
B.
错误
【单选题】Dividing a market into several sections of customers is known as ________.
A.
mass customization
B.
market positioning
C.
market segmentation
D.
value engineering
E.
undifferentiated marketing
【单选题】Dividing a market into several sections of customers is known as ________.
A.
mass customization
B.
market positioning
C.
market segmentation
D.
value engineering
E.
undifferentiated marketing
【多选题】下列关于分批法的说法中不正确的有( )。
A.
分批法也称定额法
B.
分批法适用于小批单件及大批生产
C.
按产品批别计算产品成本也就是按照定单计算产品成本
D.
如果一张定单中规定有几种产品，也应合为一批组织生产
【简答题】上呼吸道包括 、 和 。而 和 称下呼吸道。
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