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Investments in Unconsolidated Entities (Tables)
3 Months Ended
Mar. 31, 2021
Equity Method Investments and Joint Ventures [Abstract]  
Equity and measurement alternative method investments UScellular’s Investments in unconsolidated entities are accounted for using either the equity method or measurement alternative method as shown in the table below. The carrying value of measurement alternative method investments represents cost minus any impairments plus or minus any observable price changes.
March 31, 2021December 31, 2020
(Dollars in millions)
Equity method investments$447 $428 
Measurement alternative method investments8 
Total investments in unconsolidated entities$455 $435 
The following table, which is based on unaudited information provided in part by third parties, summarizes the combined results of operations of UScellular’s equity method investments.
Three Months Ended
March 31,
20212020
(Dollars in millions)
Revenues$1,727 $1,657 
Operating expenses1,275 1,162 
Operating income452 495 
Other income (expense), net12 
Net income$464 $498