Which of the Following Is Necessary for a Firm to Ensure

Multiple Choice

Which of the following is necessary for a firm to ensure profitable price discrimination?

A) The firm must sell a standardized product.
B) The firm must be able to keep its national markets separate.
C) The firm must encourage other firms and competitors to engage in arbitration.
D) Products sold by the firm must have same price elasticities of demand in different countries.
E) Products must be sold in countries where a small change in prices produces a large change in demand.