Value-at-Risk Theory and Practice
The first advanced book on value-at-risk
Chapter 3, Page 158 Exercise 44
Use the characteristic function [3.205] of the normal distribution and [3.203] to prove that, if and are independent, then
[3.208]
Solution
By [3.205]
[s1]
By [3.203}
[s3]
which is the characteristic function of an random variable.
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