Question

In: Finance

You are considering an investment in the stock market and have identified two potential stocks

Risk and return 

You are considering an investment in the stock market and have identified two potential stocks, they are Rio Tinto (NYSE: RIO) and Amazon (NASDAQ: AMZN). The year-end historical prices for the years 2010 to 2018 are shown in the table below. 

YearRio TintoAmazon
201048.51125.41
201169.48169.64
201260.46194.44
201356.47264.27
201453.15358.69
201544.13354.53
201624.65587.00
201744.79823.48
201856.111450.89


1. Which stocks would you prefer to own? Would every rational investor make the same choice? Explain your answer(s). 

2. Calculate the covariance and correlation coefficient between the two stocks. Does it appear that a portfolio consisting of RIO and AMZN would provide good diversification? Explain your answer(s). 

3. Calculate the expected (annual) return and standard deviation if you owned a portfolio consisting of 70% in AMZN and 30% in RIO.

Solutions

Expert Solution

Standard deviation of portfolio is 22%


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