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Table 2 Primary indicator matrix

From: Research on the risk of block chain technology in Internet finance supported by wireless network

P

P1

P2

P3

P4

P5

P1

1

1/6

4

3

2

P2

6

1

8

7

5

P3

1/4

1/8

1

1/3

1/2

P4

1/3

1/7

3

1

2

P5

1/2

1/5

2

1/2

1

  1. Based on the results of the questionnaire, 5 judgment matrices of two level indicators were constructed (i = 1–5)