老师 请问CML和IC的切点和CML和EF的切点的区别是什么

问题在图片上

Under the indirect method, a US GAAP-compliant company reported total revenue of $359 million, net income of $35 million, a decrease in income tax payable of $16 million, and an increase in interest expense payable of $22 million. Based on this information, converting to the direct method would result in cash paid for operating expenses of: $330 million. $353 million. $318 million.这道题在官网mock里看到的，老师上课好像没讲过诶

54题，确认一下，丧志工人在经济低迷时不想工作，因此归类在适龄人口中，经济好转时想工作了，此时归类在laborforce中，理解对吗

请问久期是哪个章节的内容？

老师，可以解释一下第2个选项嘛，谢谢

老师，请解释一下i这道题

If the domestic country desires to reduce a current account surplus, the most likely outcome is that it will: lend to foreign countries. encourage foreign direct investment. have a lower gross domestic product (GDP) than if it were a closed economy.这道题为什么选a呀？b和c为什么不能选？

对于continuous distribution，不管它是连续均匀分布，还是普通的连续分布，取到某个数值的概率都等于0。可以这样总结吗？

p值越小越拒绝，那p值可能为负数么