This casebook provides the tools for the in-depth study of the law of securities regulation. This edition has been revised to recognize and address the issues underlying the current financial crisis, including the problems associated with asset-backed securitizations, the credit rating agencies, and the collapse of the investment banks. Topics covered include the Dodd-Frank Act, the competitiveness of the U.S. capital markets, and the effect of globalization on the world's security markets. It includes recent Supreme Court cases, a completely revised chapter on international securities enforcement, and updated coverage of SEC enforcement actions, as well as state securities law, international issues, and the regulation of investment companies.