The following table shows the market shares during the first three months of 2019 for companies in the U.S. personal computer (PC) market, which includes desktop PCs and laptops but not tablets, such as iPads.

Use the information in the section “The Department of Justice and FTC Merger Guidelines and the Herfindahl- Hirschman Index of Concentration” to predict whether the Department of Justice and the Federal Trade Commission would be likely to oppose a merger between Apple and Dell. Assume that “Others” in the table consists of six firms, each of which has a 3 percent share of the market.

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Lenovo Company Hewlett-Packard Dell Apple ASUS Acer Others Market Share 23% 22 18 7 6 6 18