The Volcker Rule's prohibition on proprietary trading by banks will directly affect today's derivative markets. A number of major banks have already closed down their commodity trading activities or are in the process of doing so.Throughout U.S. history, banks and the banking industry have always been unpopular in varying degrees. That unpopularity soars during periods of financial and economic stress since banks are always tagged with some of the blame for the turmoil. In the wake of the market crash of 1929 and the subsequent depression, Congress in 1933 passed a new Banking Act to further regulate the banking industry. Included in this were provisions referred to as Glass-Steagall, named after the authors, Senator Carter Glass (D-VA) and...