【单选题】Which of the following is TRUE?
A.
Once an industry has achieved tacit collusion, producers have an incentive to raise prices.
B.
Tacit collusion is legal in the United States.
C.
The fact that one firm changes its price shortly after another firm does is proof of tacit collusion.
D.
It is difficult to determine how much tacit collusion exists in a particular industry; hence tacit collusion remains hard to prosecute in the United States.
【单选题】Which of the following provides an explanation for why alarge number of small competitors will reduce industry profits?
A.
Incumbent firms are more likely to benefit from economies of scale
B.
Customers are more likely to adopt substitute products
C.
Tacit collusion is harder to sustain
D.
The threat of retaliation against entrants is higher
【单选题】Tacit collusion in an industry is limited by:
A.
a large number of firms.
B.
simple products and pricing.
C.
the bargaining power of buyers.
D.
a large number of firms and the bargaining power of buyers.
【单选题】Switch operates at second layer of OSI model that is _______layer.
【单选题】The study of behavior in situations of interdependence is known as:
【单选题】Advertising is an example of: