Now, about ____ percent of American married-couple families have two or more wage earners.
A. 35
B. 50
C. 60
D. 90
Answer: C
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Along a straight line, when x equals 90, then y equals 30. When x equals 120, then y equals 40. The slope of the straight line is
A) 1/3. B) -1/3. C) 3. D) -3.
Use the following statements to answer this question: I. The effective yield is generally easier to compute for a perpetuity than for a 10-year bond. II
Two perpetuities that have the same annual payment must have the same price, even if the issuers of the bonds are different companies. A) I and II are true. B) I is true and II is false. C) II is true and I is false. D) I and II is false.
You experiment by offering free warranties for your product in market A but not in market B. Sales in A rise from 240 to 360 units per week while sales in B rise from 410 to 430 . The Difference-in-difference estimate of the effect of the free warranty is:
a. 80 units b. 100 units c. 120 units d. 140 units
A market with few sellers, some influence over price, high barriers to entry, a differentiated product, and non-price competition is known as
A. perfect competition. B. monopolistic competition. C. oligopoly. D. monopoly.