ABSTRACT
This research analyses the improvement and differences of digital financial coverage and depth of usage on financial efficiency using the SBM dynamic DEA method. The results show that digital finance’s depth of usage having bigger influence on improving the financial system efficiency. The breadth of digital financial coverage is more conducive to improving input efficiency, while its depth of usage is more conducive to improving output efficiency. Considering both the depth of usage and breadth of coverage, in the east region the financial industry efficiency is higher than that in the non-east region. .
Disclosure Statement
No potential conflict of interest was reported by the author(s).
Notes
1 The eastern provinces in China are coastal provinces. They have higher economic level than thenon-east region.
2 The English version of this report can be find at http://idf.pku.edu.cn