Banks Still Struggling to Decode 'Volcker' Rule.

The article reports on the difficulties facing the banking industry in complying with the Volcker Rule which prohibits the proprietary securities trading activities of the industry in the U.S. Topics noted include the implementation of reporting metrics regarding trading volumes by financial institutions, conflict in determining which trading or private-equity related activities are permitted, and other provisions of the rule proposed by Federal Reserve Board former chairman Paul Volcker.