Herfindahl

If public utilities are a natural monopoly, what would be the danger in splitting them into a number of separate competing firms? 

Assignment What is the goal of antitrust policies? How do we measure a four-firm concentration ratio? What does a high measure mean about the extent of competition? How do we measure a Herfindahl-Hirshman Index? What does a low measure mean about the extent of competition? Why can it be difficult to decide what a “market” […]

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