Which of the Following Is True in Relation to Market

Multiple Choice

Which of the following is true in relation to market share and monopoly power?

A) A market share greater than 50% generally indicates monopoly power.
B) A market share between 50 and 75% is, in itself, inconclusive in determining monopoly power.
C) Market share is rarely used as a test of monopoly power because it is difficult to determine.
D) Market share is a common test for monopoly power because it is an easy, objective measurement for courts to determine.