【多选题】关于消费者剩余的表述,正确的是()。
A.
消费者剩余是购买一定数量的商品愿意支付的最高价格和实际支付的市场价格之间的差额。
B.
简单的说就是:“我们得到的小于我们支付的”。
C.
产生消费者剩余这种额外好处的根源是边际效用递增
【判断题】法治能够让人们能够预测自己和他人的行为后果,从而免于担忧权利无法预期的恐惧之中。()
【简答题】阅读理解 I am a schoolboy. I have lessons from Monday to Friday. On Sunday morning, I usually get up very late. I wash my face and then go out to do morning exercises. It is about nine o'clock. After I ...
【判断题】法治能够让人们能够预测自己和他人的行为后果,从而免于担忧权利无法预期的恐惧之中。
【单选题】阅读理解 I am a schoolboy. I have lessons from Monday to Friday. On Sunday morning, I usually get up very late. I wash my face and then go out to do morning exercises. It is about nine o'clock. After I ...
【判断题】法治让人们能够预测自己和他人的行为后果,从而免于担忧权利无法预期的恐惧之中。
【单选题】在伺服系统中,通常要求承受额定力矩变化时,静态速降应(),动态速降应()
【简答题】I am a schoolboy. I have lessons from Monday to Friday. On Sunday morning, I usually get up very late. I wash my face and then go out to do morning exercises. It is about nine o'clock. After I eat my ...
【单选题】1970 年代,美国 IBM 公司的研究员 E.F.Codd 提出了数据库的
【简答题】阅读理解 I am a schoolboy. I have lessons from Monday to Friday. On Sunday morning, I usually get up very late. I wash my face and then go out to do morning exercises. It is about nine o'clock. After I ...