Answer
Four firm concentration ratio is a sum of the market share of the top four firms in the market.
Four firm concentration ratio =15+10+9+8
=42
The four-firm concentration ratio is 42
Option 4
20. The top eight firms in an industry control, respectively, 15%, 10%, 9%, 8%, 7%, 6%,...
3. The top four firms in Industry A have market shares of 30, 25, 10, and 5 percent respectively. The top four firms in industry B have market shares of 15, 12, 8 , and 4 percent respectively. Calculate the four-firm concentration ratios for the two industries. Which industry is more concentrated?
The top six firms in an industry have total sales of the following respectively: $70 million, $40 million, $40 million, $30 million, $10 million, $10 million; sales of all other firms in the industry totals $20 million. For this industry, what is the 4-firm concentration ratio? Based on the value calculated, what market structure does this industry represent and why?
2. Working with Numbers and Graphs Q3 Total industry sales are $320 million. The top four firms account for sales of $25 million, $10 million, $9 million, and $4 million, respectively. The four-firm concentration ratio is ___ (Note: Enter the concentration ratio as a percentage.)
Consider a market of pens where there are 15 firms: one fimm sells 870 pens, 4 firms sell 250 pens each, and 10 firms sell 120 pens each. a. Determine the market shares for each firm. b. Calculate the four-firm concentration ratio for this industry. c. Calculate the eight-firm concentration ratio for this industry. d. Calculate the Herfindahl-Hirshman index for this industry. e. What are the measures above used for?
Consider two industries in which firms hold the following market shares: Industry A: 25%, 20%, 18%, 15%, 8%, 7%, 4%, 2%, 1% Industry B: 30%, 10%, 9%, 8%, 8%, 8%, 8%, 6%, 6%, 5%, 2% What are the concentration ratios for each industry? Which is more competitive?
Consider two industries in which firms hold the following market shares: Industry A: 25%, 20%, 18%, 15%, 8%, 7%, 4%, 2%, 1% Industry B: 30%, 10%, 9%, 8%, 8%, 8%, 8%, 6%, 6%, 5%, 2% What are the concentration ratios for each industry? Which is more competitive?
Find the Herfindahl Index and the Four-Firm Concentration Ratio for an industry with: Five firms—one with 60 percent of the market and others with 25, 10, 3, and 2 percent of the market, respectively. One firm with 60 percent of the market and four others with 10 percent each. Ten firms with 8 percent of the market each and four other firms have 5 each.
Suppose there are 100 identical firms in the market and the luggage industry is perfectly competitive. What does the market supply curve look like? 20 19 18 17 16 15 14 13 12 11 A 10 9 8 7 6 5 4 20 19 18 17 16 15 14 13 12 11 A 10 8 7 6 2 1 0 0 0 1 2 3 4 5 6 7 8 9 10 11 12 0 1 2 3 4 5...
B. Answer the following questions The following table shows the percentage of output supplied by the top eight firms in four different industries Table-1: Percentage of output supplied by the top eight firms in four different industries IndustryID Industry B 18% 16 15 12 IndustryC 5296 13 Firm IndustryA 23% 16 10 38% 14 15. Refer to Table-1. What is the concentration ratio in Industry A? 16. Refer to Table-1. What is the concentration ratio in Industry B? 17. Refer...
Suppose an industry is made up of 22 firms. Two firms cach sell 10.5 percent of the industry's total output; another three firms each sell 9 percent, another six firms each rell 5 percent; and the last eleven firms each sell 2 percent. What is the eight-firm concentration ratio in this industry? O a. 0.39 6.0.63 O co.so O d. 0.45 O e. 1.40