Top-down approach to global dynamic modelling.- Experience with energy system modelling in Serbia.- The UNIDO world industry co-operation model.- Credible baseline analysis for multi-model public policy studies.- Medium- and long-term models for the ESCAP region.- Modelling policy consequences and evaluation processes using the "deduc" nonnumerical program system.- Economic models of periodic marketing systems.- A new urban travel model.- Modelling the self-organization of human systems.- The impact of energy and environmental policy on the design of energy models.- Treatment of the arab region in global models.- Iiasa's role in global modeling.- Quasi-models of price evolution and their qualitative properties.- A model of regional interactions considering energy deficits.- Contribution to the simulation modelling of an economic system.