This paper reviews the literature on financial liberalization, defines financial liberalization as a comprehensive reflection of the following aspects: interest rate liberalization, credit control relaxation, measures to encourage competition, macro-prudential supervision, diversification of banking property rights, securities market reform, international financial liberalization. For the past five years, almost all the major events in the process of China's financial liberalization are sorted out and assigned, then this paper uses PCA to do empirical analysis and constructs CFLI(financial liberalization index of China).
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