单选题 Which of the following is least likely to be the long-run effect of a price ceiling that is set below the equilibrium price?
  • A. Sellers take bribes.
  • B. Suppliers discriminate.
  • C. Sellers improve quality.
【正确答案】 C
【答案解析】Under price ceilings, sellers may reduce the quality of goods to a level that reflects the imposed ceiling price.