【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.
【多选题】对违反会计职业道德规范的人员应当给予必要的道德制裁,其主要形式包括( )。
【单选题】If the several companies in the tobacco industry produce similar products but have very different marginal costs:
A.
they are less likely to engage in tacit collusion than firms with similar costs.
B.
they are more likely to engage in tacit collusion than firms with similar costs.
C.
prices for tobacco products are more likely to be near the monopoly level than in an industry whose firms have similar costs.
D.
output of tobacco products is more likely to be near the monopoly level than in an industry whose firms have similar costs.
【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】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:
【单选题】The practice of one company tacitly setting prices for the industry as a whole is:
B.
product differentiation.