Suppose that the most popular car dealer in your area sells 12.50 percent of all vehicles. Instructions: Enter your answers as a whole number. a. If all other car dealers sell either the same number of vehicles or fewer, what is the largest value that the Herfindahl index could possibly take for car dealers in your area? 624 b. In that same situation, what would the four-firm concentration ratio be? 50 percent

Suppose that the most popular car dealer in your area sells 12.50 percent of all vehicles. Instructions: Enter your answers as a whole number. a. If all other car dealers sell either the same number of vehicles or fewer, what is the largest value that the Herfindahl index could possibly take for car dealers in your area? 624 b. In that same situation, what would the four-firm concentration ratio be? 50 percent

Principles of Economics 2e

2nd Edition

ISBN:9781947172364

Author:Steven A. Greenlaw; David Shapiro

Publisher:Steven A. Greenlaw; David Shapiro

Chapter11: Monopoly And Antitrust Policy

Section: Chapter Questions

Problem 2SCQ: Is it true that the four-firm concentration ratio puts more emphasis on one or two very large films,...

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When OPEC raised the price of oil dramatically in the mid-1970s, experts said it was unlikely that the cartel could stay together over the long term-that the incentives for individual members. to cheat would become too strong. More than fort),r years later, OPEC still exists. Why do you think OPEC has been able to beat the odds and continue to collude? Hint: You may wish to consider non-economic reasons.
Is it true that a merger between two films that are not already in the top four by size can affect both the four-firm concentration ratio and the Herfindahl-Hirshmau Index? Explain briefly.
How do we measure a four-firm concentration ratio? What does a high measure mean about the extent of competition?
Firm Market Share (%) A B C D E F 30 22 18 17 7 6 Refer to the data. Suppose that firms in this industry split up such that there were 50 firms, each with a 2 percent market share. The four-firm concentration ratio and the Herfindahl index respectively would be Multiple Choice 8 percent and 200. 8 percent and 8. 200 percent and 16. 100 percent and 10,000.
Suppose that the six firms in industry A have annual sales of 40, 35, 12, 5, 5, and 3 percent of total industry sales. For the six firms in industry B, the figures are 35, 18, 15, 14, 10, and 8 percent. b. Calculate the four-firm concentration ratio and the Herfindahl index for each industry and compare their likely competitiveness. Instructions: Enter your answers as whole numbers. Industry A four-firm concentration ratio = Industry A Herfindahl index = Industry B four-firm concentration ratio = Industry B Herfindahl index = c. Industry A will be ________ (more/less) competitive than industry B. Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.
K DOJ and FTC use the Hertindahl-Hirschman Index as a measure of concentration. How is this calculated? By O A. adding up the market shares of all firms in the industry, squaring this number and then dividing by the number of firms in the industry. OB. determining the market shares of the four largest firms in the industry, but unlike the concentration ratio, the Index includes sales in the United States by foreig OC. squaring the four - firm concentration ratio of the industry and dividing this number by the total number of firms in the industry. D. squaring the market shares of each firm in an industry and then adding up the values of the squares.
Suppose that a small town has seven burger shops whose respective shares of the local hamburger market are (as percentages of all hamburgers sold): 23 percent, 22 percent, 18 percent, 12 percent, 11 percent, 8 percent, and 6 percent. What is the four-firm concentration ratio of the hamburger industry in this town? What is the Herfindahl index for the hamburger industry in this town? If the top three sellers combined to form a single firm, what would happen to the four-firm concentration ratio and to the Herfindahl index
1. There are 10 firms in an industry, and each firm has a market share of 10 percent. The industry’s Herfindahl index is a. 10. b. 100. c. 1,000. d. 10,000. 2. In the small town of Geneva, there are five firms that make watches. The firms’ respective output levels are 30 watches per year, 20 watches per year, 20 watches per year, 20 watches per year, and 10 watches per year. The four-firm concentration ratio for the town’s watch-making industry is: a. 5. c. 90. b. 70. d. 100. 3. Which of the following best describes the efficiency of monopolistically competitive firms? a. Allocatively efficient but productively inefficient. b. Allocatively inefficient but productively efficient. c. Both allocatively efficient and productively efficient. d. Neither allocatively efficient nor productively efficient.
Suppose you are given the following firms and their annual sales data from last year in the cellular phone industry: Firm Sales (millions of dollars) Orange Is Better Than Apple S2, 000 Macro Hard S 1,300 Professors Can't See You Use Our Phones In Class $500 Phones "r" Us $800 Handhelds $1,000 Rings Up $300 We Sell You Cells $1,500 All other cellular phone companies combined sales $10, 700 Calculate the four-firm concentration ratio for this industry (show your work). Assuming that 40 percent is the dividing line between concentrated and competitive for this industry, how would you describe it?
Suppose that a small town has six burger shops whose respective shares of the local market are (as percentages of all hamburgers sold): 26%, 20%, 18%, 14%, 12%, 10%, What is the four-firm concentration ratio of the hamburger industry and what is the Hirchmann Herfindahl Index (HHI) for the hamburger industry in this town?
Suppose that the most popular car dealer in your area sells 10 percent of all vehicles. If all other car dealers sell either the same number of vehicles or fewer, what is the largest value that the Herfindahl index could possibly take for car dealers in your area? In that same situation, what would the four-firm concentration ratio be?
Let's assume that the table below represents the market shares for the smart phone market. Firm Market Share Apple 44% Fujitsu 3% Kyocera 2% LG 3% Motorola 13% Samsung 24% Sanyo 4% Siemens 2% Sony Ericsson 5% Based on this information, the four-firm concentration ratio is