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Question 5 ( 1 0 marks ) Consider the following classic portfolio choice problem. Two assets are available to an investor at time t .
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Consider the following classic portfolio choice problem. Two assets are available to an investor
at time t One is riskless, with simple return from time to and the other is risky. The
risky asset has simple return from time to The investor puts a share of his portfolio
into the risky asset. We assume that the investor trades off mean and variance in a linear fashion.
That is investor maximizes a linear combination of mean and variance, with a positive weight on
mean and a negative weight on variance:
a marks What is the proportion of wealth invested in risky asset?
b marks Explain twofund separation in relation to your answer in part a What does k
represent and why?Question marks Consider the following classic portfolio choice problem. Two assets are available to an investor at time t One is riskless, with simple return R from time t to t and the other is risky. The risky asset has simple return R from time t to t The investor puts a share w of his portfolio into the risky asset. We assume that the investor trades off mean and variance in a linear fashion. That is investor maximizes a linear combination of mean and variance, with a positive weight on mean and a negative weight on variance: e ;) a marksWhat is the proportion of wealth invested in risky asset? b marks Explain twofund separation in relation to your answer in part a What does k represent and why?
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