The Covariance of the Returns Between Wildcat Stock and Sun

question 68

Multiple Choice

The covariance of the returns between Wildcat Stock and Sun Devil Stock is 0.09875. The variance of Wildcat is 0.2116, and the variance of Sun Devil is 0.1369. What is the correlation coefficient between the returns of the two stocks?

• A) 0.170200
• B) 0.293347
• C) 0.340823
• D) 0.578731

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Definitions:

Total Variable Cost

The sum of all costs that vary with the level of output produced by a company.

Fixed Costs

Costs that do not vary with the level of production or sales.

Short Run

A period in which at least one input, such as plant size or the number of firms in the market, is fixed and cannot be changed.

Fixed Cost

Any cost that does not depend on the firms’ level of output. These costs are incurred even if the firm is producing nothing. There are no fixed costs in the long run.