Digital infrastructure and economic growth—Evidence for China

China’s economic structure has made subtle changes with the development of digital economy. Along marginal diminishing effect Chinese monetary policies and increase overall leverage ratio, growth mode relying on real estate, trade infrastructure construction in past will not be sustainable next decade. This paper makes a theoretical analysis reduction search cost Also, this used empirical methods to study relationship between construction. In conclusion, economy reduced for people, big data become product factor participating labor distribution. addition, proposes first time that can effectively restrain inflation. The government needs attach importance issue current internet enterprise oligarchs probably monopolize usage future obstacle effective growth. close attention should paid vulnerabilities financial taxation systems entities avoid continuous disguised tax subsidies oligarchs, thus preventing industrial monopoly.