Chapter 11: Q. 12 (page 272)
What is the goal of antitrust policies?
Short Answer
To regulate the markets in an economy, the government employs a variety of antitrust measures.
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Chapter 11: Q. 12 (page 272)
What is the goal of antitrust policies?
To regulate the markets in an economy, the government employs a variety of antitrust measures.
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Use Table 11.4 to answer the following questions.
If the transit system were regulated to provide
the most allocatively efficient quantity of output, what output would it supply and what price would it charge? What subsidy would be necessary to ensure this efficient provision of transit services?
Some years ago, two intercity bus companies, Greyhound Lines, Inc. and Trailways Transportation System, wanted to merge. One possible definition of the market in this case was 鈥渢he market for intercity bus service.鈥 Another possible definition was 鈥渢he market for intercity transportation, including personal cars, car rentals, passenger trains, and commuter air flights.鈥 Which definition do you think the bus companies preferred, and why?
Can you think of any examples of successful
predatory pricing in the real world?
Use Table to calculate the four-firm concentration ratio for the U.S. auto market. Does this indicate a concentrated market or not?

Table Global Auto Manufacturers with Top Four U.S. Market Share, June 2013 (Source: http://www.zacks.com/commentary/27690/autoindustry-stock-outlook-june-2013
Is it true that the four-firm concentration ratio puts more emphasis on one or two very large firms, while the Herfindahl - Hirshman Index puts more emphasis on all the firms in the entire market? Explain briefly.
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