Research On Key Techniques Of Radio Resource Allocation In Relay-Enhanced Cellular Networks

With the economic globalization,China's capital market has been developing rapidly Enterprises have gradually changed from asset-oriented to capital-oriented.Financial risk management plays a leading role in enterprise cost management.The early bankruptcy of Lehman Brothers and other facts tell us that financial risk to the survival and development of enterprises.It plays an important role.Therefore,it is of great significance to study the financial risk management of enterprises.Compared with other industries,China's insurance industry started late and has a shorter development time.At the same time,the industry average of Z early warning model is less than 2 in the past five years.It is of practical significance to analyze the financial risk of the company and put forward corresponding countermeasures according to the existing financial risk.On the basis of the existing theoretical research on financial risk management at home and abroad,I adopt the method of theory empirical writing.Firstly,the paper puts forward the background and significance of writing,summarizes and analyzes the existing literature,puts forward the research contents,research methods,and shows the innovation and shortcomings.Secondly,it lays a theoretical foundation for the definition,characteristics and sources of financial risks.Three kinds of financial risk early warning models are introduced,which are Z model,F model and artificial neural network model respectively.Then it introduces the GHRS insurance company briefly,and analyzes the financial environment and current situation of the company from 2013 to 2017.At the same time,it identifies and analyzes the financial risk of the enterprise by Z-value model.This paper systematically analyzes the financial risks faced by the company from three aspects:debt,investment and working capital.Finally,aiming at the analysis of the financial risks,it puts forward targeted countermeasures.The purpose of this paper is to identify and measure the financial risk of GHRS insurance company,evaluate its financial risk management and point out its problems,and finally put forward countermeasures.It is hoped that it can help other insurance companies to manage their financial risks.