An increase in the demand for a good that is produced by many firms will
A. increase all of their respective marginal cost curves.
B. increase all of their respective marginal revenue curves.
C. decrease all of their respective marginal revenue curves.
D. decrease all of their respective marginal cost curves.
Answer: B
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Suppose that, a country with a closed economy opens itself to international trade and becomes a net exporter. In that case, the price of that good will ________ when the economy goes from closed to open for trade.
A. increase B. decrease C. first decrease then increase D. stay the same
Why is the demand for loanable funds downward sloping?
A) People save less when the interest rate is low. B) More people borrow money when interest rates are low than when they are high. C) Fewer investment projects have returns that can beat higher interest rates, so people are more willing to invest at higher interest rates. D) People save more when the interest rate is high.
Suddenly large number of tourists from Brazil start coming to Florida. What will this do to the U.S. exchange rate between the U.S. dollar and the Brazilian peso?
a. The U.S. dollar’s exchange rate will appreciate. b. The U.S. dollar’s exchange rate will depreciate. c. The Brazilian peso will appreciate. d. The exchange rates will not change.
A survey in a particular city reveals that a majority of the retired workforce, aged between 60 years and 70 years, is returning to work to meet certain financial constraints. Other things constant, this is likely to: a. cause an upward movement along the labor supply curve. b. shift the supply curve of labor rightward
c. cause a downward movement along the labor supply curve. d. shift the supply curve of labor leftward.