| Since 80's, business intercross deeply in each kind of financial institution with the development of economic liberalization and globalization. Financial innovations appear frequently. Comprehensive banking operation can improve the bank's assets structure, expand the scope in fund using, increase ROA & ROE ratio, and reduces the non-system risk. The comprehensive banking operation has become the trend of international financial industry.At present, separated management pattern is adopted in financial system in China. But in fact, the cooperation of banks and securities business is the inevitably request origins in the link of all kinds of financial markets. Studying the mixed business of banks and securities, not only has the important theory significance, but also has the prominent practice instruction value.Author has been engaged in the work of securities exchange, investment banking, financial management, and credit assessment for nearly ten years. Base on the working experiences and the theory of functional perspective in financial system, firstly author analyzed the motivity and effect of cooperation of banks and securities business. Secondly considering the law of China, the condition of markets, the development characteristic of finance, author researched all kinds of cooperation between banks and securities business, such as Fund Settlement, Financing Credit, Assets Securitization, Investment Banking, Securities Investment Fund, Cash Management Account, Cross Investment and Share-holding. Thirdly to avoid the transformation of market risk to bank risk, author made the risk monitor and analysis by using the CreditMetrics Mode for credit risk, VaR internal Mode for markets risk, and Causes and Effects Mode for operation risk. Lastly author studied the business management of cooperation seriously through the aspects of comply regulate, markets restriction, external audit and bank inspection.Because banks and security companies have many common characters in demand on the information, the customer, the platform, the entrepreneur and so on, the target market overlaps obviously. The cooperation of banks and security companies can share the economic resources. The banks step in the business domain of securities, design the combined financial products to meet the requirement of different customers, this can enhance the competitive ability of each other, and help to display their excellence and avoid their disadvantage.The banks need to perform more cooperation with securities business. The banks distribute their resources effectively, participate in the business of stock market in China, which will help them to develop bigger space of profit, and adapt the innovation of mixed business in worldwide scale. |