Global Modelling : Proceedings of the IFIP WG 7 1 Working Conference Dubrovnik Yugoslavia Sept. 1 5 1980 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 Iiasas 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.