Table 1 Evaluation Index System of Urban Digitalization.

From: The spatiotemporal evolution and spatial effect of digitalization on urban land intensive use in the Yangtze River Economic Belt

Object

Dimension

Index (Attribute)

Indicator description (Unit)

Weight

Urban digitalization level

Digital infrastructure

The density of long-distance cable (+)

Cable length per square kilometer (km)

0.064

Mobile Internet Basics (+)

Mobile telephone exchange capacity per 100 people (households)

0.047

Broadband Internet Basics (+)

Number of Internet broadband ports per 100 people (units)

0.057

Digital application level

Mobile phone penetration (+)

Number of mobile phones per 100 households (units)

0.024

Number of websites owned by enterprises (+)

Number of websites per 100 enterprises (units)

0.011

Express business volume per capita (+)

Express business volume per capita (pieces)

0.253

Digital industry development

Digital industry personnel scale (+)

The proportion of employed persons in the digital industry to employed persons in urban units (%) (Pang et al., 2021)

0.101

Digital industry investment intensity (+)

The percentage of fixed asset investment in the digital industry compared to overall fixed asset investment in society (%)

0.169

The economic scale of the digital industry (+)

The share of revenue generated by the digital industry in regional GDPa (%)

0.175

Digital Financial Inclusion

The breadth of coverage (+)

Digital Financial Inclusion Coverage Index

0.037

Depth of use (+)

Digital Financial Inclusion Penetration Index

0.034

Digital degree (+)

Digital Financial Inclusion Digitalization Index

0.029