Exam 7: The Nature of Industry

Which of the following statements is true?

A Herfindahl index of 0 suggests

The chemical industry has a Lerner index of 0.67.Based on this information, a firm with marginal cost of $10 should charge a price of

Which of the following is not one class of a market structure?

As a general rule of thumb, industries with a Herfindahl index below ______ are considered to be competitive, while those above ______ are considered non-competitive.

The Dansby-Willig Index measures the potential for a change in

Suppose each of the 50 states had only one gasoline station -- each of the same size.The four-firm concentration ratio, based on national data, would be:

Oligopoly differs from monopoly as follows:

There are five firms in an industry with sales at $7 million, $6 million, $3 million, $2 million, and $2 million, respectively.The four-firm concentration ratio is:

The Beta Corporation operates in an industry that has a Herfindahl-Hirschman index of 800.Beta wants to merge with Alpha Enterprises, but Alpha has argued that the merger will be blocked by the Justice Department.Are there conditions under which the Justice Department would allow the merger? Explain.

Alpha Industries operates in a highly competitive market.While there are few other firms in the industry due to the high fixed costs of building plants, rival firms are very aggressive in their pricing strategies.Of the products sold in the industry, over 80 percent have 10 years of patent protection remaining.Does this industry meet an economist's definition of a perfectly competitive industry?

Producer and consumer surpluses are measures of

An industry is comprised of 20 firms, each with an equal market share.What is the 4-firm concentration ratio of this industry?

Consider a market characterized by two firms that set the same price in the market, P = $10.Total market demand is Q_T = 100 - 2P, of which the two firms share equally.Based on this information we can conclude

A host of best-selling books advance the thesis that increases in conglomerate mergers and concentration of U.S.industry are responsible for "obscene profits." Do you agree? Explain, using the Lerner index.

A frozen food company buys a fresh food company.This takeover is an example of:

Which of the following is NOT a measure of market structure?

Which of the following integration types aims at reducing transaction costs?

The idea of improving cash flow by exploiting the cyclical nature of different product lines is represented in:

R&D is an aspect of a firm's: