Here are some historical data on the risk characteristics of Dell and McDonald's: Dell McDonald's (beta)

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Here are some historical data on the risk characteristics of Dell and McDonald's:
Dell McDonald's
β (beta) ............................................. 1.25 ................... .45
Yearly standard deviation of return (%) ...... 32.4 .................. 14.0
Assume the standard deviation of the return on the market was 19.5%.
a. The correlation coefficient of Dell's return versus McDonald's is .48. What is the standard deviation of a portfolio invested half in Dell and half in McDonald's?
b. What is the standard deviation of a portfolio invested one-third in Dell, one-third in McDonald's, and one-third in risk-free Treasury bills?
c. What is the standard deviation if the portfolio is split evenly between Dell and McDonald's and is financed at 50% margin, that is, the investor puts up only 50% of the total amount and borrows the balance from the broker?
d. What is the approximate standard deviation of a portfolio composed of 100 stocks with betas of 1.25 like Dell? How about 100 stocks like McDonald's?
Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing...
Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...
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Related Book For  book-img-for-question

Principles of Corporate Finance

ISBN: 978-0078034763

11th edition

Authors: Richard Brealey, Stewart Myers, Franklin Allen

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