The Impact of Financial Technology Development on China's Common Prosperity: From the Perspective of Promoting Domestic Circulation

For missing values in some indicator data, trend extrapolation method is used for processing; The Digital Inclusive Finance Index and its sub indices are from the Digital Finance Research Center of Peking University; The gross domestic product, added value of tertiary industries, import and export volume, urbanization rate, money supply, express delivery business volume, and per capita retail sales of consumer goods in each province and city are sourced from the National Bureau of Statistics; The loan balance of financial institutions comes from the Wind financial database; Human capital data comes from the China Human Capital Database; The marketization index comes from the China Marketization Index Database.

As the index is only updated to 2019, this article uses linear fitting method for extrapolation simulation to obtain its value for 2020.