A method and system for the determination of optimal pricing and allocation of securities in an open, competitive environment. The method and system may also be used in developing pre-markets of other items that are difficult to price and allocate in a competitive manner, such as the underwriting/securitization...http://www.google.ca/patents/US7620590?utm_source=gb-gplus-sharePatent US7620590 - Method and system for optimal pricing and allocation with canceling/modifying of indications of interest