Abstract: This paper is mainly to achieve two aims: 1. present industry analysis on investment banking business; 2. value Goldman Sachs stock through different methods. The paper is consisted of eight parts. Part one is introduction. In part two we make a general review on I-banking industry. In part three we present the profile of Goldman Sachs Group. Then in part four we will analyse GS financial data, based on its latest annual reports. In part five, we will briefly list business risks for GS. In part six we compare fundamental valuation ratios of three biggest investment banks. In part seven we present relevant valuation theory and then value Goldman Sachs stock through three methods: Dividend Discount Model, Price multiples and a simple Residual Income Model. As a final step, in the eighth part we draw a general conclusion of the paper.

这篇论文研究了国际投资银行业的发展趋势，用DDM，RESIDUAL INCOME 和PRICE MULTIPLES 三种方法探讨了美国高盛公司的股票价值，全文约60页,包括了作者能收集到的大部分高盛公司的资料。 SSRN 联接：（http://papers.ssrn.com/sol3/papers.cfm?abstract_id=577841） Preface Goldman Sachs Group (NYSE stock ticker: GS) is one of the leading investment banks and a Fortune 500 firm, with its IPO in 1999. In this paper, we will present a detailed stock analysis on GS stock. Our paper will focus on two aspects: 1. Illustrate investment banking industry competition drivers. 2. Value GS stock with three methods: Dividends Discount Model (DDM), Price/Earning Multiple and Residual income method. Charts in Main Text 1: Major Trend--Consolidation 2: Segments Trends Analysis 3: ROE of Industry Leaders 4: Major Cost Driver--Salary 5: GS Common-Size Income Statement 6: GS Five-Year Stock Chart 7: GS Valuation Ratios