If United Airlines acted as a "price leader" and all other airlines simply charged the same prices that United Airlines charged, then could this action be illegal because it is a form of "silent collusion?"

A. There is no such term in microeconomics known as "tacit" or "silent collusion."

B. Matching the prices of the price leader firm is a good example of a competitive market.

C. The U. S. Anti-Trust Department has always considered this business behavior as suspicious

and it does consider this pricing strategy to be illegal.

D. The famous 1982 anti-monopoly IBM court case said that this pricing strategy within an

industry is legal as long as the firms fill out quarterly reports to keep the U. S. Anti-Trust