Predicted concentration in the retail wireless labor market if Sprint and T-Mobile merge, by commuting zone
Note: The map shows, for each commuting zone, the predicted value of the Herfindahl-Hirschman Index, a standard measure of market concentration, applied in this context to labor market concentration. An HHI of 2,500 or more is considered “highly concentrated” under the Justice Department/Federal Trade Commission Horizontal Merger Guidelines.
Source: Change to Win 2018