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xgxinw · 2025年01月17日

老师请帮我看一下主观题答案

有关的我都列出来了,有的说法和老师不一样,

1.请老师帮我检查一遍看我考试直接写行不行

2.相关优缺点,有没有可能考主观题的地方我有漏下的部分,也就这个5个辨析点了吧


MVO cons:

1.    High expected return estimate error, Output(Efficient frontier)Highly sensitive to expected return estimate, -----Reverse optimization , BL, Resampling

2.    Single period -----monte carlo simulation

3.    Only used for normal distribution, do not capture skewness and kurtosis ----non-normal MVO

4.    Lower diversification ---add constrains

5.    Risk factor overlapping ---risk factor based asset allocation/ risk budget

6.    Do not consider liability ----ALM

 

Illiquidity problem: cannot eliminate specific risk, cannot direct invest in Index or there is no index

 

Reserve optimization:

Pros: 1. Using optimal weight as input and estimate return as output, lower estimation error

1.    reflect market systematic risk, expected return can calculate by CAPM

cons : only reflect market view, do not reflect manager’s own view

 

BL:

Pros: 1. More stable efficient frontier, 2. More diversify Asset Allocation. 3. reflect managers own view

 

Resampling

Pros: 1. More stable efficient frontier, reduce the frequency of rebalancing, reduce cost

2. More diversify Asset Allocation. Lower risk exposure, more suitable for risk averse investor

Cons: 1.may have”bump”(concave)Efficient frontier, 2, lack on function in theory

2.    overdiversification

3.    input have higher estimation error

 

Monte Carlo:

Pros: 1. Can solve multi-period problem--tax

2. can solve path dependence problem—cash inflow outflow

3. when investor do not know their risk tolerance, can draw a picture

4.generate more data

5. can solve non-normal problem

 

Non-normal MVO:

Pros: 1. Consider skewness and kurtosis, 2.investor attitude to risk in non-normal



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