S M. Macgill

• A convergence theorem for the multipliers in biproportional matrices
• Alternative rectangular input-output models
• Balancing factor methods in urban and regional analysis
• Convergence theorems and related properties for a modified biproportional matrix problem
• Equivalences and similarities between some alternative urban and regional models
• Multiple classifications in socio-economic systems and urban modelling
• Rectangular input-output tables, multiplier analysis and entropy maximising principles
• Simple hybrid input-output models
• The Lowry model as an input-output model and its extension to incorporate full inter-activity relations
• Urban energy flows within a general systems framework