请问老师 最小国内供给domestic contect provision是去掉了吗？

句子里的the gain from (...) more than 为什么不是the gain from (...) is more than

视频不完整

wave 1是 up trend，不应该是consist of 5 upward waves and 3downward waves。 那不应该是8个 small waves吗 为什么这边A选项说包含5个？

老师，原版书上这道题不会，看了解释也看不太懂。 The usefulness of a forward contract is limited by some problems. Which of the following is most likely one of those problems? A.Once you have entered into a forward contract, it is difficult to exit from the contract. B.Entering into a forward contract requires the long party to deposit an initial amount with the short party. c.If the price of the underlying asset moves adversely from the perspective of the long party, periodic payments must be made to the short party.

那么含权债券如何做久期呢？

我需要老师的微信，要语音问一些问题

老师你好，纪老师说这个题目有问题，哪里有问题呢？

老师这个set up coupon bond 是怎么一回事呢，这里的firm是发行人还是债权人

请问什么垄断市场下，价格会定的高于完全竞争市场的价格？不是定在均衡点利益最大吗？