# Question: Given a three index model such that all indexes are orthogonal

Given a three-index model such that all indexes are orthogonal, derive the formulas for the expected return, variance, and covariance of any stock.

## Answer to relevant Questions

Assuming Is are uncorrelated and Calculate the following using the general multi-index model: - Expected returns - Variance of return - Covariance of return What is the optimum portfolio assuming short sales if RF = 5% and the data from Problem 1 are used? In Problem 1 Consider the following two investments. Which is preferred if the utility function is U(W) = -W - 0.04W2? Given the following investments, if RL is 3%, what investment is preferred using Roy’s safety-first criterion? Assume the security market line given below. Assume that analysts have estimated the beta on two stocks as follows: βx = 0.5 and βy = 2. What must the expected return on the two securities be in order for them to be a good ...Post your question