Research Article

Does Digital Economy Contribute to Regional Carbon Productivity? Evidence of China

Table 1

China’s regional digital economy evaluation index system.

Level 1 indicatorsLevel 2 indicatorsLevel 3 indicators

The basis of regional digitalizationSize and revenueEnterprise quantity in the digital economy industry
Quantity of people employed in digital economy industry
Primary business income of the digital economy industry
Innovation abilityQuantity of R&D personnel in the digital economy industry
Internal expenditure of R&D expenditure in digital economy industry
Quantity of patent applications for digital economy industry
Digital baseInternet penetration
Number of mobile phone users at year-end
Length of long-distance optical cable line
Regional digital integration capabilitiesIntegrated development of the primary industryAgricultural and rural informatization demonstration base
Rural electricity consumption
The added value of the primary industry
Integrated development of the secondary industryIncome from the main business of high-tech industry/above-scale industrial primary business income
Industrial added value
Number of industrial Internet platforms
Integrated development of tertiary industryPer capita expenditure on transportation and communication
Per capita expenditure on education, culture, and entertainment
E-commerce sales
Online retail sales
Digital financial inclusion index
Value added of tertiary industry