Question

The chart represents market share by revenue of U.S. grocery retailers in 2021: Top US grocers by share of total dollars spent Walmart 18% 4,100 Kroger 8.8% Costco 6.4% Albertson 4.7% 400 Ahold Delhaize 4.3% 2,000 Publix 3.7% 1,300 Sam's Club 3.6% 1,600 Target 2.6% 1,400 Aldi 2.5% 2,300 H-E-B 1.9% 300 Dollar General 1.6% 18,000 Amazon.com 1.3% n/a Whole Foods 1.1% 500 Trader Joe's 1% 1,400 Dollar Tree 0.8% 200 Number of stores is rounded to the nearest 100 for easier reading. Includes subsidiaries Stop \+ shop, Giant Food, Giant/Martin's, Food Lion, and Hannaford. Whole Foods online share is included in Amazon.com. Note: the remaining 37.4% of the market share comprises other grocery retailers. Kroger would like to merge with Albertson's but the Federal Trade Commission wishes to stop the merger. Market concentration is one of many issues. There are two ways we will measure the market concentration in the grocery industry. 1. Four-firm concentration ratio (CR4): Sum the market shares of the top four firms. 2. Herfindahl Index (HI): Square the market shares of all firms and sum the squares.

          The chart represents market share by revenue of U.S. grocery retailers in 2021:
Top US grocers by share of total dollars spent
Walmart
18% 4,100
Kroger
8.8%
Costco
6.4%
Albertson
4.7%
400
Ahold Delhaize
4.3%
2,000
Publix
3.7%
1,300
Sam's Club
3.6%
1,600
Target
2.6%
1,400
Aldi
2.5%
2,300
H-E-B
1.9%
300
Dollar General
1.6%
18,000
Amazon.com
1.3%
n/a
Whole Foods
1.1%
500
Trader Joe's
1%
1,400
Dollar Tree
0.8%
200
Number of stores is rounded to the nearest 100 for easier reading.
Includes subsidiaries Stop \+ shop, Giant Food, Giant/Martin's, Food
Lion, and Hannaford.
Whole Foods online share is included in Amazon.com.
Note: the remaining 37.4% of the market share comprises other
grocery retailers.
Kroger would like to merge with Albertson's but the Federal Trade Commission wishes to stop the merger. Market concentration is one of many issues. There are two ways we will measure the market concentration in the grocery industry.
1. Four-firm concentration ratio (CR4): Sum the market shares of the top four firms.
2. Herfindahl Index (HI): Square the market shares of all firms and sum the squares.

The chart represents market share by revenue of U.S. grocery retailers in 2021:
Top US grocers by share of total dollars spent
Walmart
18% 4,100
Kroger
8.8%
Costco
6.4%
Albertson
4.7%
400
Ahold Delhaize
4.3%
2,000
Publix
3.7%
1,300
Sam's Club
3.6%
1,600
Target
2.6%
1,400
Aldi
2.5%
2,300
H-E-B
1.9%
300
Dollar General
1.6%
18,000
Amazon.com
1.3%
n/a
Whole Foods
1.1%
500
Trader Joe's
1%
1,400
Dollar Tree
0.8%
200
Number of stores is rounded to the nearest 100 for easier reading.
Includes subsidiaries Stop shop, Giant Food, Giant/Martin's, Food
Lion, and Hannaford.
Whole Foods online share is included in Amazon.com.
Note: the remaining 37.4% of the market share comprises other
grocery retailers.
Kroger would like to merge with Albertson's but the Federal Trade Commission wishes to stop the merger. Market concentration is one of many issues. There are two ways we will measure the market concentration in the grocery industry.
1. Four-firm concentration ratio (CR4): Sum the market shares of the top four firms.
2. Herfindahl Index (HI): Square the market shares of all firms and sum the squares.

Added by Juan D.

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