如下图：这是寡占市场理论中有名的双占（代号第1，2两厂）异质竞价模型：两轴分别是两家厂商的商品售价，由于两厂的产品彼此有替代性，其他条件相同下，对手售价愈高时，其顾客有部分会变节跑来买我的，故我的利润（曲线之一）就会提升!（反之同理）请问：相较于原图状态，两厂均衡（即两利润线相交点）落在何处将会造成：双赢局面？（）
A.D
B.B
C.C
D.A
参考答案：D
| 从方框里选出适当的句子完成对话。 | |
| David (D) and Tina (T) are talking about what they are going to do in the future. T: What are you going to do after leaving school? D: 1 I would like to explore strange things. T: 2 D: Of course, I like to visit different places. T: That's good. You seem to be good at spoken English. 3 D: It's just so-so. I'll try to learn it better. 4 T: Maybe I'll be a P.E. teacher. I feel like playing all kinds of games with children. D: 5 T: I hope my students would like me and enjoy themselves, too. D: Good luck!
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