Mathematical Theory and Applications ›› 2017, Vol. 37 ›› Issue (1): 67-72.

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Study of Correlations Between the Cash Flow of High-value Payment System in the People’s Bank of China and the CPI

Lin Qiao1 ,Zhu Enwen1 ,Chen Li 2   

  1. 1.School of Mathematics and Statistics,Changsha University of Science and Technology,Changsha 410114,China; 2.The People's Bank of China,Changsha Central Sub-branch,Changsha 410000,China

  • Online:2017-03-30 Published:2020-09-24

Abstract:

The high-value payment system (HVPS)provides fast,efficient and secure payment services for enterprises and financial markets and prevents payment risks.This paper investigates the correlations between the cash flow changes of the People's Bank of China(PBS)in Hunan province and the economic index CPI in Hunan province by building a regression model.The results show that there is a highly positive correlation between the cash flow changes and the CPI.By using the regression model,we can predict the CPI and provide an effective method for the local government to make economic decisions.

Key words: High-value payment system, CPI prediction, Correlation analysis of CPI, Resource flow