Research Article
The Impact of Digital Finance on the Commercial Circulation Industry Based on IoT and Big Data
Table 3
Comprehensive evaluation system.
| Level I indicators | Secondary indicators | Third level indicators | Company |
| Fundamentals of digital finance | Mobile devices | Mobile phone penetration | Department/100 people | Information network | Number of Internet domain names | 10000 | Optical cable coverage | Optical cable length per unit area | | Broadband connection | Number of Internet broadband access ports | 10000 |
| Digital financial scale | Number of enterprises | Number of enterprises in core industries of digital finance | Individual | Business income | Operating income of digital financial core industry | RMB100mn | Employment level | Number of employees in core industries of digital finance | Ten thousand people | Fixed assets investment | Fixed asset investment in digital financial core industry | RMB100mn |
| Digital financial innovation | R&D manpower | In high-tech industry | Person year | R&D expenditure | Expenditure for technological transformation of high-tech industry | 10000 yuan | Patented invention | Number of effective invention patents in high-tech industry | Piece | New products | Number of new product development projects in high-tech industry | Individual | Mobile payment | Online mobile payment level | ā | Family life | Digital TV home penetration rate | % | Business management | Proportion of enterprises adopting information management | % |
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