Individual papers examine the Insider Trading Proscriptions Act of 1988, the Supreme Court decision in Carpenter v. United States, and the emergence of the concept of 'chinese wall' as a centerpiece of legal compliance procedures in securities firms. Additional papers analyze the use of the Federal mail fraud statute in cases involving insider trading of securities and in other types of cases not originally envisioned when the law was enacted and the current legislative proposals that rest on the concept of breach of duty in considering liability related to insider trading of securities. Further papers consider the evolution of Federal case law in the area of grand jury and administrative investigations of financial frauds in the international context and the concepts of materiality of information and the duty to disclose material information. Footnotes.