Portfolio return and standard deviation. Jamie Wong is considering building an investment portfolio containing two stocks, L and M. Stock L will represent 40% of the dollar value of the portfolio, and stock M will account for the other 60%. The expected returns over the next 6 years, 2013-2018, for each of these stocks are shown in the following table.
Year Stock L expected return Stock M expected return
2013 14% 20%
2014 14% 18%
2015 16% 16%
2016 17% 14%
2017 17% 12%
2018 19% 10%
a. Calculate the expected portfolio return, rp, for each of the 6 years.
b. Calculate the expected value of portfolio returns, rp, (line over the r) over the 6-year period.
c. Calculate the standard deviation of expected portfolio returns, orp, over the 6-year period.
d. How would you characterize the correlation of returns of the two stocks L and M?
e. Discuss any benefits of diversification achieved by Jamie through creation of the portfolio.