Which of the following has tended to increase the competitiveness of markets in the United States during the last couple of decades?
a. increases in transport costs
b. development of the Internet
c. decreased competition from imports
d. more government regulation of product quality
B
Economics
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Is it possible for an input to have a negative marginal product?
What will be an ideal response?
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A good or service or a resource is nonexcludable if
A) it is possible to prevent someone from enjoying its benefits. B) it is not possible to prevent someone from benefiting from it. C) its use by one person decreases the quantity available for someone else. D) its use by one person does not decrease the quantity available for someone else.
Economics