Mikki works five hours at a DVD store the night before her economics exam. She earns $75, but her exam score is 10 points lower than it would have been had she stayed home and studied. Her opportunity cost of working is the
a. five hours she worked
b. $75 she earned
c. 10 points she lost on her exam
d. time she could have spent studying
e. zero, because she made an economic choice from among her several possibilities
C
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Suppose Sarah owns a small company that makes wedding cakes. The table below shows how Sarah's total cost varies depending on the number of wedding cakes she makes each day.Number ofCakes Per DayTotal CostPer Day0$1001$1802$2203$3004$4005$5206$660If the market for wedding cakes is perfectly competitive, and wedding cakes sell for $95 each, then at her profit-maximizing level of output, Sarah will earn a ________ of ________ per day.
A. loss; $100 B. profit; $15 C. loss; $15 D. profit; $285
An "unsecured" loan is one
A) with no stated collateral. B) that is pending approval by a bank loan committee. C) which has collateral. D) in which the borrower is delinquent in loan payments but has not formally defaulted on.
A drought in the Midwest will raise the price of wheat because of a
A) leftward shift in the supply curve. B) rightward shift in the supply curve. C) leftward shift in the demand curve. D) rightward shift in the demand curve.
The United States is best known as a
A) pure price system. B) dictatorship. C) command and control system. D) mixed economic system.