50) In perfect competition, which of the following conditions must prevail?
A) All firms must adhere to cost and pricing standards.
B) The number of firms in the industry must be limited.
C) A single firm is able to influence the price of its product.
D) It is relatively difficult to enter the industry.
E) All firms in a given industry must be small.
51) How does monopolistic competition differ from perfect competition?
A) There are more sellers in a market characterized by monopolistic competition.
B) It is easier for sellers to enter a market or industry characterized by monopolistic competition.
C) In a perfectly competitive market, products are more dissimilar.
D) In a market characterized by monopolistic competition, individual firms have some control
over price.
E) In a perfectly competitive market, the size of the firms must be large.
52) In an oligopoly, when one firm reduces its prices, how do other sellers react?
A) There is no reaction from other firms to change their prices.
B) Other firms reduce their prices also, usually quite quickly.
C) Other firms may reduce their prices, but usually gradually.
D) Other firms are not usually aware that price has changed.
E) There is a combined response from other firms to stabilize prices.