Table 5 Stage-wise efficiency value analysis.

From: Taiwan telecommunication AI industry ESG disclosure

SN

DMU

Stage1

Stage2

Stage3

Ranking

mean

2018

2019

2020

2021

2022

Ranking

mean

2018

2019

2020

2021

2022

Ranking

mean

2018

2019

2020

2021

2022

1

1504TECO

22

0.5584

0.6538

0.5463

0.4519

0.4816

0.6586

21

0.4271

0.3685

0.4760

0.4202

0.5720

0.2986

24

0.2285

0.3086

0.2464

0.2287

0.1836

0.1754

2

2301Lite-On

24

0.429

0.4886

0.3843

0.4027

0.4362

0.4330

24

0.1925

0.1354

0.1605

0.1875

0.2371

0.2421

20

0.4964

0.7031

0.5348

0.4240

0.3585

0.4617

3

2312Kinpo

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

4

2317Foxconn

16

0.6984

1

0.6911

0.5620

0.6192

0.6196

15

0.7635

1

0.8266

0.1591

0.8318

1

15

0.9263

1

0.8240

0.8074

1

1

5

2324Compal

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

6

2330TSMC

1

1

1

1

1

1

1

1

1

1

1

1

1

1

19

0.7778

0.7431

0.6547

1

0.8801

0.6111

7

2345Accton

11

0.897

1

1

1

0.4851

1

11

0.9713

0.8769

1

1

1

0.9796

1

1.0000

1.0

1

1

1

1

8

2352Qisda

20

0.6077

0.4983

0.7347

0.4783

0.6324

0.6945

14

0.7810

0.8032

0.6081

0.8232

0.9438

0.7269

22

0.4120

0.5582

0.4215

0.4255

0.2613

0.3935

9

2353Acer

1

1

1

1

1

1

1

20

0.6003

0.2286

0.8187

0.6746

0.7655

0.5139

21

0.4435

0.3991

0.6233

0.5605

0.3112

0.3233

10

2357ASUS

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1.0000

1

1

1

1

1

11

2377MSI

1

1

1

1

1

1

1

16

0.7343

1

0.4900

0.6186

0.5628

1

13

0.9581

1

0.9889

1

0.8018

1

12

2379Realtek

1

1

1

1

1

1

1

23

0.2486

0.3430

0.3821

0.1043

0.2151

0.1985

17

0.8717

0.7434

0.9429

0.9491

0.9641

0.7594

13

2382Quanta

17

0.6746

0.8094

0.8627

0.5465

0.5866

0.5677

12

0.8639

1

1

1

0.5394

0.7803

1

1

1

1

1

1

1

14

2392Foxlink

1

1

1

1

1

1

1

18

0.6842

1

0.5207

0.5024

0.7969

0.6012

12

0.9874

1

1

1

1

0.9368

15

2412Chunghua

1

1

1

1

1

1

1

22

0.2549

0.2658

0.2693

0.2540

0.2594

0.2261

23

0.2731

0.3657

0.3815

0.2560

0.1735

0.1887

16

2454Mediatek

15

0.7281

0.4535

0.5371

0.6498

1

1

13

0.8567

0.2833

1

1

1

1

14

0.9506

0.7528

1

1

1

1

17

3231Wistron

14

0.7833

1

0.6920

0.8724

0.5443

0.8079

19

0.6418

1

0.7537

0.5704

0.6595

0.2253

16

0.9095

1

1

1

1

0.5476

18

3443 GUC

19

0.6179

0.6238

0.5035

0.4754

0.4869

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

19

3515 ASRock

12

0.8566

0.6621

0.6208

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

20

3596Arcadyan

21

0.5811

0.5579

0.7846

0.5168

0.5472

0.4991

1

10

1

1

1

1

1

1

1

1

1

1

1

1

21

4915Primax

13

0.8405

1

1

1

0.7435

0.4589

1

1

1

1

1

1

1

1

1

1

1

1

1

1

22

4938Pegatron

10

0.9922

1

1

1

1

0.9609

1

1

1

1

1

1

1

1

1

1

1

1

1

1

23

6285WNC

18

0.6732

0.4302

0.5158

1

1

0.4201

1

1

1

1

1

1

1

1

1

1

1

1

1

1

24

6412Chicony

23

0.5139

0.4590

0.5660

0.8202

0.4008

0.3235

17

0.7235

0.5690

0.5717

0.4770

1

1

18

0.8231

0.7893

0.6959

0.6304

1

1

 

Mean

 

0.8105

0.818

0.81

0.824

0.7902

0.81

 

0.781

0.786

0.787

0.7413

0.808

0.783

 

0.8357

0.8485

0.846

0.845

0.831

0.8082

  1. Data source: self-organized.