Exam 2: Market Forces: Demand and Supply

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The minimum legal price that can be charged in a market is:

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Suppose the market demand for good X is given by QXd = 20 - 2PX.If the equilibrium price of X is $5 per unit, then the total value a consumer receives from consuming the equilibrium quantity is

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The demand function recognizes that the quantity of a good consumed depends on:

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Caviar and champagne are complements.Recently pollution has been a problem in the Volga River, where much of the world's caviar originates.The sturgeon that live in these waters are laying fewer eggs than before.Show graphically and explain the effects on the market for caviar and the market for champagne.

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Which of the following can explain an increase in the demand for housing in retirement communities?

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If A and B are substitute goods, a decrease in the price of good A would:

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If A and B are substitute goods, an increase in the price of good A would:

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Russian state television has imposed a temporary ban on all TV commercials.Your firm specializes in exports to Russia.90 percent of it sales consist of consumer goods shipped to Russia.Your supervisor wants to know the likely impact of the ban on your firm's operations.What do you tell her?

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Suppose market demand and supply are given by Qd = 100 - 2P and QS = 5 + 3P.The equilibrium price is:

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Suppose the demand for good X is given by Qdx = 10 - 2Px + Py + M.The price of good X is $1, the price of good Y is $10, and income is $100.Given these prices and income, how much of good X will be purchased?

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Good Y is a complement to good X if an increase in the price of good Y leads to

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RB, Inc., is a wholesaler specializing in dry foods, such as rice and dry beans.Its manager is troubled by a recent article in The Wall Street Journal that say a recession in imminent and that income will fall by 3 percent over the next year.What do you think is likely to happen to the price of the products RB, Inc., sells? Why?

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Suppose market demand and supply are given by Qd = 100 - 2P and QS = 5 + 3P.If a price floor of $30 is set, what will be size of the resulting surplus?

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Suppose the demand for good X is given by Qdx = 10 + axPx + ayPy + aMM.From the law of demand we know that ax will be:

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The demand function

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Which of the following would not shift the demand for good A?

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If consumers expect future prices to be higher

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Producer surplus is measured as the area

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Suppose market demand and supply are given by Qd = 100 - 2P and QS = 5 + 3P.If the government sets a price floor of $30 and agrees to purchase all surplus at $30 per unit, the total cost to the government will be:

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The law of supply states that, holding all else constant, as the price of a good falls:

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