%0 Book Section %@ 978-94-009-3613-3 %A Brouwer, F. %B Integrated Environmental Modelling: Design and Tools %C Netherlands %D 1987 %F iiasa:13502 %I Springer %N 2 %P 89-130 %R 10.1007/978-94-009-3613-3_5 %S Studies in Operational Regional Science %T Statistical and econometric tools to operationalize an integrated environmental model %U https://pure.iiasa.ac.at/id/eprint/13502/ %V 2 %X A systematic approach to the design and framework of integration of an IEM was presented in Chapter 4 in terms of systems analysis. A system was assumed to consist of a set of interdependent elements which form a unified whole. A satellite concept of integration was then discussed in Section 4.4 in order to operationalize the mutual dependence between various modules within the framework of a systems approach.