US Patent:
20070239590, Oct 11, 2007
Inventors:
Gang Lee - Los Angeles CA, US
Eunice Lee - Los Angeles CA, US
International Classification:
G06Q 40/00
Abstract:
A commodity trading method and system are provided. A transaction consider point, a transaction positive point and a transaction negative point are determined by referring to the relation of a buying prediction line and a selling prediction line in a trading window, an entry window and an exit window, respectively. The windows show a buying prediction line and a selling prediction line with different time intervals. The time interval for a trading window is longer than the time interval for the entry window, and the time interval for the exit window is between the two other intervals. The buying prediction line is adapted to display the tendency of buyers according to a buying formulation that incorporates predetermined formulation factors. The selling prediction line is adapted to display the tendency of sellers according to a selling formulation that incorporates the predetermined formulation factors.