You Invest $100 in a Risky Asset with an Expected

question 55

Multiple Choice

You invest $100 in a risky asset with an expected rate of return of 0.12 and a standard deviation of 0.15 and a T-bill with a rate of return of 0.05. What percentages of your money must be invested in the risky asset and the risk-free asset, respectively, to form a portfolio with an expected return of 0.09?

• A) 85% and 15%
• B) 75% and 25%
• C) 67% and 33%
• D) 57% and 43%
• E) Cannot be determined.

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Definitions:

Constant Returns to Scale

A situation in production where increasing all inputs by a certain factor results in output increasing by the same factor.

Average Total Cost

The total cost divided by the quantity of output produced; it includes all variable and fixed costs.

Minimum Efficient Scale

The smallest scale of production at which long-run average total costs are minimized.

Long Run Average Cost Curve

A graphical representation that shows the lowest average cost at which any given level of output can be produced in the long run.