Variables X and Y are independent of each other. If we plot X on the horizontal axis and Y on the vertical axis, the line that connects combinations of X and Y in a two-variable diagram is
A) parallel to the horizontal axis.
B) downward-sloping (left to right).
C) parallel to the vertical axis.
D) upward-sloping (left to right).
E) a or c
E
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The table above gives information on the marginal perceived private benefit and marginal social benefit associated with vaccination against varicella (chicken pox)
If the marginal cost of a varicella vaccination is $10, to achieve an efficient quantity of vaccinations, the government could provide a subsidy of A) $4 per vaccination. B) $3 per vaccination. C) $2 per vaccination D) $1 per vaccination.
Mercosur is a trade agreement between nations
A) in Southeast Asia. B) in South America. C) in South Africa. D) in Southern Europe.
To justify infant industry protection:
a. firm must move down its average cost curve to produce more output. b. a firm's average cost curve must shift upward over time. c. a firm's total cost curve must shift leftward over time. d. a firm's average cost curve must shift downward over time.
Intellectual property rights refer to rights an owner receives through ______.
a. libraries, schools, and training sites b. government-funded research projects c. buildings used for research or publishing d. patents, copyrights, and trademarks