选项4和7，本身是矛盾的，为什么还选在一起？如果按照解答中所说，收获时，库存重设了，那么丰收到来前，库存很低，预计收获时库存会大量增加，价格应该是收获前高，收获后低，backwardation,4应该是不正确的

第6题，从哪里能解析出来6个月末需要折算呢？

课件讲义中SWAP,net 的部分是从最高利率6%net了0.005，习题中的答案看不明白

46题，为什么就能直接说delta=-0.5？考试我怎么能判断是出题写错了，还是就按照空头看涨期权来算？？

为什么选择投资无风险利率

习题集392，解答看不懂

习题集387，解答看不懂

为什么alpha是不正常的performance呢

老师，请问下面的这个题目要怎么理解比较好？答案是选择A 35. The 6-month forward price of commodity X is USD 1,000. Six-month, risk-free, zero-coupon bonds with face value USD 1,000 trade in the fixed-income market. When taken in the correct amounts, which of the following strategies creates a synthetic long position in commodity X for a period of 6 months? A. Buy the forward contract and buy the zero-coupon bond. B. Buy the forward contract and short the zero-coupon bond. C. Short the forward contract and buy the zero-coupon bond. D. Short the forward contract and short the zero-coupon bond.

EUR/USD=1.34 和 1.34 USD/EUR 是等价的吗？