什么是market portfolio

如果题目没有特殊说明，duration一般指麦考林久期吗?

请问划蓝线的话怎么理解

划蓝线的话，为什么美式的不成立

如果我long了一份合约又short了一份合约，并且手里有现货，那么到期时我是不是要把手里的东西卖了，在平仓掉long呢？那平仓是如何平仓的呢？要真实买进吗？那我不就相当于没卖吗？

这题不太懂SD是什么 为什么这么算？

请忽略上个提问 这个公式视频里没有讲呀？ 能不能详细讲一下？

Location-scale invariance indicates that if a random variable, X, is normally distributed, then Y will also be normally distributed even if X is multiplied by a factor or shifts. Random variables derived from other normally distributed random variables will also be normally distributed.

Location-scale invariance indicates that if a random variable, X, is normally distributed, then Y will also be normally distributed even if X is multiplied by a factor or shifts. Random variables derived from other normally distributed random variables will also be normally distributed.

老师能不能仔细讲一下连续均匀分布呀？