【单选题】The diagram below represents the market for butter. Refer to Exhibit 5-2. If a price floor of $4 is imposed, ____ units of butter will be purchased.
【单选题】Refer to Exhibit 13-5. If the government is able to regulate the monopolist using average-cost pricing, what price and output combinations are expected to result?
【单选题】Refer to Exhibit 13-6. What quantity of output would a profit-maximizing monopolist produce?
【单选题】Refer to Exhibit 5-2. If a price floor of $4 is imposed, a surplus of _____units of butter will be created.