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EURASIP Journal on Wireless Communications and Networking
Fig. 1 | EURASIP Journal on Wireless Communications and Networking

Fig. 1

From: Investment performance measurement of new generation mobile communication networks based on dynamic DEA model

Fig. 1

The annual average TE, PTE, and SE of two groups from 2013 to 2015. a The annual average TE of the two groups from 2013 to 2015. Red line with up-triangle indicates the annual average TE of group A from 2013 to 2015. Black line with square indicates the annual average TE of group B from 2013 to 2015. b The annual average PTE of the two groups from 2013 to 2015. Red line with up-triangle indicates the annual average PTE of group A from 2013 to 2015. Black line with square indicates the annual average PTE of group B from 2013 to 2015. c The annual average SE of the two groups from 2013 to 2015. Red line with up-triangle indicates the annual average SE of group A from 2013 to 2015. Black line with square indicates the annual average SE of group B from 2013 to 2015

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