An investor is evaluating a two-asset portfolio of the following securities:
Expected Return Expected Risk (σ) Correlation (ρ)
Google (US) 18.60% 22.80% 0.60
Vodafone (UK) 16.00% 24.00%
a. What is the expected risk and return for a portfolio that is equally weighted?
b. What is the expected risk and return for a portfolio that is 70% Google and 30% Vodafone?
c. Which portfolio is better? How do you know?