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. 2021 Sep 21;16(9):e0257365. doi: 10.1371/journal.pone.0257365

Table 1. Digital economy measurement index system and its weight.

First-level inde Second-level index Third-level index Unit Weight
Digital economy development index Digital economic infrastructure sub-index. (0.4152) Internet broadband access port 10000/10000 people 0.0908
Mobile Internet access traffic per capita 10000 GB/10000 people 0.0836
Mobile phone penetration rate Per hundred people 0.1137
Number of websites per 100 enterprises Per 100 enterprises 0.1271
Digital economic industrial development sub-index (0.2984) Value added for information transmission, software and information technology services/GDP Percentage 0.0996
Value added for computer, communications and other electronic equipment manufacturing/GDP Percentage 0.0796
Number of enterprises related to digital economy Number 0.0645
ICT investment level proportion of regional digital investment Percentage 0.0547
Digital economy integration and application sub-index. (0.2864) Regional e-commerce procurement and sales/regional GDP Percentage 0.0399
Industrialization information integration index Third-party data 0.0903
Online government index Third-party data 0.0797
Digital life index Third-party data 0.0765