Affiliation: | 1. Centre for Computational Finance and Economic Agents (CCFEA) , University of Essex , Colchester, Essex CO4 3SQ , UK;2. Arab Academy for Science , Technology &3. Maritime Transport , Alexandria , Egypt;4. Olsen Ltd. , Seefeldstrasse 233, 8008 Zurich , Switzerland;5. Centre for Computational Finance and Economic Agents (CCFEA) , University of Essex , Colchester, Essex CO4 3SQ , UK |