Assume that stock market returns do not resemble a single-index structure. An investment fund analyzes 100 stocks in order to construct a mean-variance efficient portfolio constrained by 100 investments. They will need to calculate ____________ covariances.
Multiple Choice
4,950
100
45
10,000
Answer:
Solution
Covariance= (n2-n)/2
=(1002-100)/2
=(10000-100)/2
=4950
Answer ; 4950
Assume that stock market returns do not resemble a single-index structure. An investment fund analyzes 100...
Assume that stock market returns do not resemble a single-index structure. An investment fund analyzes 132 stocks in order to construct a mean-variance efficient portfolio constrained by 132 investments. They will need to calculate ____________ covariances. Multiple Choice 100 4,950 132 8,646
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