The theoretical model presented in the first part of this paper is intended to provide analytical basis for construction of empirically implemented multiregional input-output systems. It describes a given "national" or "inter national" economy in terms of mutually interrelated sectors whose activities are distributed over several regions. The total output and the total input of each type of good and service in each region, the regional "final demands" and the corresponding flows from each region to itself and to every other region appear as variables in two distinct groups of equations. The...