EBK INTERMEDIATE MICROECONOMICS AND ITS
EBK INTERMEDIATE MICROECONOMICS AND ITS
12th Edition
ISBN: 9781305176386
Author: Snyder
Publisher: YUZU
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Chapter 4, Problem 7RQ
To determine

To find: The expected value, variability around expected value and reason of higher expected variability.

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Consider an insurance contract with the premium r=$200 and payout q=$800.  What is John’s expected income without this insurance contract? What is John’s expected income with this insurance contract?
Suppose you have just inherited $10,500 and are considering different options for investing the money to maximize your return. If you are risk-neutral (that is, neither seek out or shy away from risk), which of the following options should you choose to maximize your expected return? A. Hold the money in cash and earn zero return. B. Invest the money in a corporate bond, with a stated return of 4%, but there is a chance of 9% the company could go bankrupt. C. Put the money in an interest-bearing checking account, which earns 3%. The FDIC insures the account against bank failure. D. Loan the money to one of your friends' roommates, Mike, at an agreed upon interest rate of 7%, but you believe there is a 5% chance that Mike will leave town without repaying you.
Suppose you visit with a financial adviser, and you are considering investing some of your wealth in one of three investment portfolios stocks, bonds, or commodities. Your financial adviser provides you with the following table, which gives the probabilities of possible returns from each investment To maximize your expected return, you should choose: Stocks Bonds Probability Return Probability Return 0.15 20% 0.15 16.7% 06 10% T 04 7.5% 0.25 8% 0.45 3.3% OA bonds OB stocks OC. commodities OD. All of the portfolios have the same expected return. If you are risk-averse and had to choose between the stock or the bond investments, you would choose OA the stock portfolio because there is less uncertainty over the outcome OB. the bond portfolio because there is less uncertainty over the outcome. OC. the stock portfolio because of greater expected return. OD. the bond portfolio because of greater expected return. Commodities Probability Return 02 20% 0.2 15% 0.2 8% 02 02 5% 0%
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