【单选题】A monopoly can price discriminate between two groups of consumers if each group has ________.
A.
a large consumer surplus
B.
a different willingness to pay
C.
the same willingness to pay
D.
the ability to resell the good to the other group
【判断题】原养型就是野生型的别称,两者不仅表型相同,而且遗传型也一致。( )
【判断题】测量中钢丝的长度是指:上下两夹之间的距离。
【判断题】测量中钢丝的长度是指:上下两夹之间的距离。是否正确?
【简答题】Each group has
people.A. 13 to 50 B. 15 to 30