Using the following information to calculate the expected return and the standard deviation of a portfolio that is 50% in vested in 3 door inc. and in down co.
3 doors inc. down co.
expected return 14% 10%
standard deviation 42 31
correlation 0.1
What is the standard devciation if the correlation is +1, 0, and -1 here. What do you see happening to the portfolio volatility and why? What are the expected return and standard deviation on the minimal variance portfolio?