A typical supply curve has
A. slope equal to zero.
B. slope equal to infinity.
C. negative slope.
D. positive slope.
E. constant slope.
Answer: D
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Which of the following is assumed to be constant along a demand curve for pet dogs?
a. the quantity of dogs demanded each time period b. the price of dogs c. the price of cats d. the number of dogs people want to buy
In Figure 3-4 above, the shift from Ap0 to Ap1 could have been caused by a ________ in T of ________
A) fall, 300 B) fall, 180 C) fall, 500 D) rise, 300 E) rise, 500
When disposable income is 2000, C is
A. 2000.
B. 2200.
C. 2400.
D. 2600.
The percentage of goods and services the United States has imported from China and India over the last 15 years:
A. has risen. B. initially rose and then dropped back to the original level. C. has remained roughly the same. D. has fallen.