Tour to china for Though criticism has been voiced about its ongoing utility and competing economic indices (such as the Wilshire 5000 and the Russell 3000), the index remains virtually synonymous with the American stock market into the 21st century. Presently, the company exists in two main divisions, Ratings Services, which maintains the data indices, and Information Services, which oversees a wide array of electronic reporting media. BIBLIOGRAPHY. Rich Blake, Is Time Running Out for the S&P 500? Institutional Investor (May 14, 2002); Susan A. Gidel, Stock Index Futures and Options (John Wiley & Sons, 2000); Hugh Sherwood, How Corporate and Municipal Debt is Calculated: An Inside Look at Standard and Poor’s Rating System (John Wiley & Sons, 1976); www.standardandpoors. com. Tour to china 2016.