Economists are reluctant to state that price controls are desirable or undesirable because
A) whether the gains from the winners exceed the losses from the losers is not strictly an economic question.
B) it is impossible to evaluate the impact on quantity demanded and quantity supplied as a result of price controls.
C) sometimes price controls result in increases in economic efficiency and sometimes they result in decreases in economic efficiency.
D) economists are reluctant to conduct positive analysis of price controls.
A
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All of the following are indicators of a nation's standard of living except
A. infant mortality rate. B. life expectancy. C. literacy rate. D. the inflation rate measured by CPI.
If two variables B and V are positively correlated, B ________ when V ________
A) goes up; goes down B) goes up; goes up C) goes down; goes up D) remains unchanged; goes up