核心流动资产增长不应由( )实现。
A．核心流动负债的增长
B．内部留存收益
C．外部短期融资
D．外部长期融资
参考答案：C
Which of the following describes the regulatory practice of setting prices at a level where the monopoly firm's average total cost curve intersects the demand curve（）
A. Average cost pricing.
B. Marginal cost pricing.
C. Cost-of-service pricing.
食物中的细菌大多数是致病菌。
