Which of the following may be used by a plumber's union or a medical professional association to restrict membership?
a. all of the following are correct
b. long apprenticeship periods
c. difficult qualification exams
d. stringent education standards
e. high initiation fees
A
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All of the following are examples of nonpoint source pollution EXCEPT
a. urban runoff c. agricultural runoff b. sulfur emissions from power plants d. snowmelt from city streets
Which of the following statements is incorrect?
A. Fixed costs could be positive when sunk costs are zero. B. Sunk costs are those costs that are forever lost after they have been paid. C. Fixed costs do not vary with output. D. Fixed costs are always greater than sunk costs.
Which type of economy must answer the questions of what goods to produce, how to produce them, and for whom to produce them?
A. A centrally planned economy B. A market-based economy C. A developing economy D. All types of economies must answer these questions.
Explain the dynamic rationale for economic integration among developing countries
What will be an ideal response?