A bank has a USD 50 million portfolio for investment. The cost of funds for that is 4.5%. The bank lends 50% of the assets to domestic customers at an average loan rate of 6.25%. The rest is lent to UK client at 7%. The current exchange rate is USD1.642/GBP. At the same time, the bank sells a forward contract equal to the expected receipts one year from now. The forward rate is USD1.58/GBP. The weighted average return to the bank on its assets is closest to : D. 4.61% A bank borrows USD 5 million at 4.5%, purchase euros on the spot market, and lends that amount to a German firm at 6%. The euro spot rate is EUR1.12/USD. After one year, the exchange rate is EUR0.84/USD. The rate of return of this loan to the bank is closest to : C.36.8% 老师这类利率总是很绕，有什么简便一点的方法吗？

老师 请问 答案中more less表示什么意思呢

这里公司约定了卖出价，那应该是价格上涨受损，担心价格上涨用long hedge啊，怎么是short hedeg？

这道题为什么要买36份合约?

为什么这道题的答案里，算组合久期时，直接用麦考林久期的加权平均？不应该是用修正久期的加权平均吗？

这里为什莫要乘对冲比率?1 .14.2题为什么不直接用dvo1s/dvo1f

请问为什么分母不是不用乘以P0？

两个问题如图所示, 谢谢老师!

题中positive yield for Suppiler 和 .. Postive yield for Consumer.分别是什么意思?

（Fixed income pricing 515题） 老师，这个题不懂