【单选题】Which of the following is true of perfectly competitive firms?
A.
For a perfectly competitive firm, as long as the price derived from expanded output exceeds the marginal cost of that output, the expansion of output creates additional economic profits.
B.
Producing at the profit-maximizing output level means that a firm is actually earning economic profits.
C.
A competitive firm earning zero economic profit will be unable to continue in operation over time.
D.
A perfectly competitive firm will operate in the short run only at price levels greater than or equal to average total costs.
【单选题】Why will business transformation remain a buzzword of the moment?
A.
Because channel firms of all stripes continue to assess the direction of their companies in the age of cloud computing, mobility, managed services, big data, social median and other market and technology forces.
B.
Because each segment of this technology framework has contributed to economic growth and the well being of society.
C.
Because the magnificent advances in medicine, transportation, safety, manufacturing, agriculture, media and communication are almost difficult to comprehend.
D.
Because globalization, driven largely by technology, becomes ever more pervasive and influential with each passing year.