When a firm is experiencing diminishing marginal returns:
A. average cost is increasing.
B. average cost is decreasing.
C. marginal costs are increasing.
D. marginal costs are decreasing.
Answer: C
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Suppose you see a 2006 Scion xB Sport Wagon advertised in the local newspaper for $8,500. If you knew the car was reliable, you would be willing to pay $10,000 for it
If you knew the car was unreliable, you would only be willing to pay $5,500 for it. Under what circumstances should you buy the car?
Ralph wants to buy some milk and a box of cereal. If Ralph buys 2 quarts of milk at $1 per quart, the box of cereal costs 75 cents. If he buys 3 quarts of milk at $1 per quart, the box of cereal is free. For Ralph, the marginal cost of the third quart of milk is:
a. zero. b. 25 cents. c. 75 cents. d. $1.
The following price-quantity coordinates for gold used by U.S. dentists were observed: P = $875/ounce, Q = 342,000 . P = $200/ounce, Q = 706,000 . These points most likely lie along the
a. supply curve for gold for dental use. b. demand curve for dental use. c. equilibrium curve for dental use. d. production possibilities curve for dental use.
Based on our understanding of the model presented in Chapter 3, we know that a reduction in c1 (where C = c0 + c1YD) will cause
A) the ZZ line to become steeper and a given change in autonomous consumption (c0 ) to have a smaller effect on output. B) the ZZ line to become steeper and a given change in autonomous consumption (c0 ) to have a larger effect on output. C) the ZZ line to become flatter and a given change in autonomous consumption (c0 ) to have a smaller effect on output. D) the ZZ line to become flatter and a given change in autonomous consumption (c0 ) to have a larger effect on output.