Question

Assume that stock market returns do follow a single-index structure. An investment fund analyzes 750 stocks in order to construct a mean-variance efficient portfolio constrained by 750 investments. They will need to calculate ________ estimates of firm-specific variances and ________ estimate/estimate(s) for the variance of the macroeconomic factor.

A. 750; 1

B. 750; 750

C. 124,750; 1

D. 124,750; 750

E. 562,500; 750

Answer

This answer is hidden. It contains 137 characters.