An in-depth look at the latest innovations in mortgage-backed securities The largest sector of the fixed-income market is the mortgage market. Understanding this market is critical for portfolio managers, as well as issuers who must be familiar with how these securities are structured. Mortgage-Backed Securities is a timely guide to the investment characteristics, creation, and analysis of residential real estate-backed securities. Each chapter contains cutting-edge information for investors, traders, and other professionals involved in this market, including discussions of structuring mortgage products-such as agency CMOs and new types of mortgages-and an in-depth explanation of the concept of option-adjusted spreads and other analytical concepts used to assess relative value. Frank J. Fabozzi, PhD, CFA, CFP (New Hope, PA) is the Frederick Frank Adjunct Professor of Finance at Yale University's School of Management. Anand K. Bhattacharya, PhD (Westlake Village, CA) is a Managing Director at Countrywide Securities Corporation. William S. Berliner (Westlake Village, CA) heads the Trade Strategies Group at Countrywide Securities.